Enjoy them hot out of the oven. Put the popcorn in a microwave-safe bowl and cover the bowl with a damp paper towel. Perrine Juillion. Our advice is to choose a baking sheet with higher sides so the popcorn won’t slide off it. Spread the popcorn on a baking sheet and bake it in the oven at 250°F for approximately five minutes. Sprinkle salt over the top after the butter or oil has melted. If you’re using a large pan, make sure it’s well-ventilated and slightly open so that the popcorn can be fried and light and crispy. Some manufacturers do not recommend using the toaster oven as it’s a fire hazard since the oil from the shells could. Step 2. It is common for popcorn to taste less fresh when reheated than when it was. If your popcorn has lost its flavor or has become stale, there are a few things you can do to bring back the flavor and make it taste fresh again. Dampen 2 to 3 paper towels. Simply spread it out in an even layer on a baking sheet and place it in a 250°F oven for about five minutes, until it’s warmed through. 5 Ways To Revive Stale Microwave Popcorn Preheat the air fryer to 400 degrees, place the chips in the basket, and let it run for two to four minutes. Pour stale cereal on a baking pan and leave it in a 300 degree oven for five to ten minutes. Simply spread it out in an even layer on a baking sheet and place it in a 250°F oven for about five minutes, until it’s warmed through. How to Revive Stale Popcorn. Revive stale popcorn by spreading it on a baking sheet and warming it in a 250xb0F oven for about five minutes. 2) Make sure to store your stale popcorn in a cool, dark place away from children. Wrap your portion of bread in your damp paper towel snuggly. Try this Kitchen Shortcut with Chicken, Mushroom, and Gruyere Quesadillas. Another possibility is that you are not popping the kernels long enough. Popcorn should not be left over in a basket, and it should not heat up unevenly. Check to see if your chicken has warmed to your liking after turning off the fryer. It’s important to follow the instructions on the package to prevent the popcorn from going bad. Heat a large nonstick pan over medium-high heat. 3. >> Click to read more <<The best way to refresh stale popcorn is to put it in a single layer on a baking sheet and heat it in a 250-degree oven for 5 minutes. To revive stale popcorn, heat it in a 250F oven for about five minutes. The key to crispy kernels is to have the proper amount of moisture within them. However, if it is not stored properly, it can go bad within a few days. Subscribe: Preheat the covered bowl to one degree and freeze the bowl. Take tortillas (still wrapped in paper. No matter what your favorite chip is, this simple How To helps keep them fresh, crisp, and tasty. By following a few simple steps, you can make your popcorn crisp and tasty again. Simply spread it out in an even layer on a baking sheet and place it in a 250°F oven for about five minutes, until it's warmed through. It is usually best to wait one to two weeks after popping popcorn before consuming it. This is the approach The Spruce Eats recommends for bringing back stale bread — dampen under the faucet, wrap the whole loaf in foil, and reheat for 15 minutes in a 300°F oven. Jan 09, 2013 · But instead of throwing out the stale popcorn left in the tin, you can always bring it back to life with a little help from your oven. Just lay them out on a baking sheet and toast them in a 400°F oven for three to. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. To make the popcorn, combine the popcorn with the reserved popcorn in a bowl. The process of stale popcorn is similar to the process of making it. popped popcorn can – go stale. This article will explore the shelf life of popcorn, including unpopped kernels, p. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re. How To Refresh Stale Popcorn In Microwave. Step 2: Coat the popcorn with a light spray of oil for a little extra crispiness. If you have a bag of stale nuts on your hands – be it peanuts, cashews, pistachios –. How to Repop Popcorn. Once your popcorn has been popped under proper conditions, it can be stored for about 1-2 weeks. Once you open the package, the shelf life. Place the sheet in the oven for five minutes, then give the snacks a stir – or a flip in the case of crackers and cookies – and return to the oven. Depending on who is consuming the candy, you could also use vodka or rum to infuse and soften the gummies. Cover the pan and bowl with a lid or foil. 2. To revive stale popcorn in the microwave, follow these instructions: Put the popcorn in a microwavable dish. To make popcorn, it is best to use a high-smoke oil. Step 4: Fry the popcorn for 2 – 3 minutes. 5. Preheat the oven at 200 degrees F. Additionally, stale chips may have a rubbery texture or be slightly soggy. Directions 1. Rehydrate Stale Popcorn: If you find that your stored popcorn has become slightly stale, you can revive its freshness. How to Revive Stale Popcorn. Despite the fact that loose kernels can. Preheat the oven at 200 degrees F. You can also use this hack to make stale bread edible. Place a damp paper towel or a slice of bread in the container with the popcorn overnight. STEP TWO: Then remove the "test" popcorn and add the rest of the kernels. This week Reactions is looking at some chemistry/science pro-tips on how to put the crunch back to stale chips and bread. Adding a little oil or butter to the popcorn before reheating in the oven can make it sticky and ready for additional seasonings. The oil can coat the popped corn and then helps repel the moisture from the kernel, essentially acting as a protective barrier to your crunchy snack. Simply hold your bread under the running water for a few seconds. After 60 seconds of cooking, flip the pan over and cook for 30 more seconds. It’s not necessary to discard a large bowl of popcorn that has become a little stale. Preheat the air fryer to 400°F for 5 minutes. Second, cheese popcorn can last up to 6 months when stored properly. This can increase the number of kernels popped if the kernels are old, but makes no difference on new kernels. Don’t freeze stale popcorn. Using a large jelly roll pan, bake the jelly roll in an oven with the lid on at 200 degrees F. The first method will involve putting something that is both fresh and has a high water content into a sealable bag with the marshmallows. Popcorn kernels require moisture levels ranging. Then microwave in 5-10 second intervals until you reach desired softness and consistency. Wrap flour tortillas in aluminum foil then put them inside the Air Fryer. Another way to revive your stale popcorn is to place it in the microwave for a few seconds. Allow the muffins to thaw at room temperature before reheating them. One way to make old popcorn crunchy again is to put it in the oven. The most convenient way to refresh stale popcorn is by warming it in the oven at 250°F for about 5 minutes. you get the idea. Nuke for 30 seconds and let them rest for 1 minute at room temperature and the crisp will come back. Shake the pan on a regular basis. But if popcorn is left out in the open, the water inside the kernels evaporates and they become dry and stale. Oven. Cook the popcorn for 30 seconds on a low to medium heat. He used the Internet to find a tip for soaking popcorn kernels for a few hours. We will mention that if you make your own popcorn and freeze it, it is best if you don’t season what you plan to freezer. Steam the kernels on high for about 10 minutes. Set the timer for 5 minutes. Can we save stale chips. Preheat the microwave up to 250 Fahrenheit degrees. However, because nuts have a high unsaturated oil. Using an air fryer, add popcorn kernels to the basket. However, it is recommended that you do pop and enjoy it prior to or by that date for optimal freshness and best quality. Even with the best storage methods, baguettes can sometimes become stale. If you reheat tortilla chips in an Air Fryer you either need a lid or a trivet to put on top of the tortilla chips. When done properly, you should be finished and enjoying your snack. (The baking soda will cause the caramel to foam up. If not, put it back in the microwave for another 10 seconds. Allow for 10 minutes of slow-release cooking. Cover the dish with a moist paper towel. Generally, popped popcorn will be okay for about two to four weeks if left unopened. 3. After that, you can check if it has become crispy again and if not – leave it for 5 more minutes. Put the popcorn in the bowl. Microwave the paper bag for two to three minutes, depending on the power of your microwave. One reason could be that you are using old popcorn kernels. How to Revive Stale Popcorn. Some of the risks of eating moldy popcorn include respiratory. The easiest way to soften stale bread is to warm it in the oven. Murray. Note: monitor for mold. Popcorn that is stored in a warm or humid environment is more likely to become stale quicker. The moisture from the towel or bread will help to restore some crispness to the popcorn. It takes some time before you hear the. Advertisement In the Microwave Step 1 Lay a piece of paper towel over a microwavable plate. You may have opened a popcorn bag. Microwave stale potato chips for ~20-30 seconds and wait for them to cool down. Once they cool down, they'll become crunchy again. Start your garlic in a cold pan. Add a cup of crushed chips, then pour the mixture into an oven-safe dish, and bake at 400 ° F for around 12 minutes. It is possible to test popcorn for freshness and to revive stale popcorn using techniques that have been developed over the years. Reheating popcorn in the microwave. Nothing kills snack time quite like. 2. Great for: crumbly cornbread, savory/wheaty breads, Texas toast. Add 2 Tablespoons of water. Breakfast Scramble. Remove your bread from the microwave. To refresh popcorn, simply reheat it in the oven and re-crisp it. Popcorn pops because of the water content inside corn kernels. Use a spray bottle or wet your hands and. It is also a good idea to shake the popcorn every now and then to ensure that it is even heated. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. Popcorn that has gone bad will have a sour smell and a stale taste. Wrap the towel over the top of the stack and place in the microwave for 60 seconds. In order to fix stale tortilla chips in the microwave, lay the chips in a single layer on a microwave safe plate. Lay down the stale or dried popcorns from the packet on a baking sheet to protect them from sticking on a microwave shielded pan. After 30 minutes, drain the water from the bowl and then transfer the kernels to a colander. If your popcorn is looking a little sad and soggy, you can revive it by giving it a quick blast in the air fryer. To do this, spread an even layer of popcorn on a baking sheet and bake in a 250-degree oven for five minutes. This simple hack — just pour your cereal into a bowl, then pop the bowl in the freezer — is supposed to offer some delicious results, according to TikTokers. Popcorn can be stored in an airtight container in the freezer to keep it from going stale. This will help you know when the oil is hot enough for popping. Rub on your face or body in a circular motion and rinse off. The water will help rehydrate the popcorn, making it crunchy and delicious once again. Take the unpopped kernels. Here's what you do with stale tortilla chips: Line a microwave-safe plate with a paper towel, arrange your chips on top, and heat them up for at least 15 seconds on high. 4. Spread it out on a sheet pan, pop it into a 375 oven for 5-10 minutes, let it cool, and enjoy some nice, crunchy cereal. Place it in a pie plate and place into an oven at 225 degrees F. I've been a smartfood white cheddar popcorn foodie for many many years and always had a bag in my house to offset savoury snack cravings. “`To fix stale popcorn, you can try reheating it in the oven or microwave. With the aid of the air fryer’s basket, place your chicken. Next, wipe off your popcorn kernels of any butter, oil, or debris. The popcorn kernels which do pop have 14-15% moisture in the hull and anything less or more will cause the popcorn kernel to not explode. Here are some tips to revive stale popcorn. Seal storage method tightly to prevent any air from reaching the popcorn. How Do You Freshen Leftover. Measure out ¼ cup popcorn kernels and lightly coat them with coconut oil. Once the popcorn is hot, remove it from the microwave and serve immediately. Even after almost twenty minutes cook time of blasting away in the air fryer, only a few corn kernels had popped. Put it into a 250ºF oven for 5 minutes. Simply spread it out in an even layer on a baking sheet and place it in a 250°F oven for about five. How To Revive Stale Popcorn. How to Revive Stale Popcorn. If you’re looking for a savory dish, try popcorn risotto. (4) Curls of stale cheese Papertowel. Step 2 Arrange the tortilla chips on a baking sheet. Put it in a microwave safe dish and cover it with a lid or plastic wrap. Bake the kernels at 200 degrees Fahrenheit for 15 minutes, or until they are dry and crisp. Because of the oil and seasoning in microwave popcorn, it is not as durable as plain popcorn. Once the milk has had the chance to infuse with the kernels, make sure that the milk has been strained out. No long-term contract. How long does leftover movie theater popcorn last? Popped popcorn: If left unopened, popped popcorn will be good for around two to four weeks. Fold the paper diagonally so the creases form an X. Then, beat in 3 cups powdered sugar and ¼ cup milk, a little at a. Preheat the oven to 350 degrees Fahrenheit and bake the casserole for 3-5 minutes, depending on your preferences. Everybody Loves Popcorn; Five Best Ways To Revive Stale Popcorn. Preheat it to 250F in a 250F oven for about 5 minutes,. Hope it helps!1. This is just a little hack for your late night snack :P IG: @thegermanjackie @vega_vanteTHanks FOr WAtching Y'All :DCredit: Pinterest. After the 5 minutes are up, remove the lid and carefully pour the popcorn into a bowl. It's not the worst food you can give to birds. In the clip, Kellogg sets her oven to 350 degrees before dumping her stale chips onto a baking sheet. In a small bowl, combine 1/2 cup of stale popcorn kernels with the water. A dried-out kernel is unlikely to pop, and if so, there may be a lot of unpopped. Put stale potato chips on a baking tray and heat for 3 to 4 minutes to revive them again. To revive stale muffins in a microwave, dampen a paper towel and place it on top of the muffin or underneath it. Additionally, if the popcorn has been properly. Step 1: Put the Cornbread in a Bowl and Cover it. "Credit: beezzly. Unpopped kernels can cause damage to kernels. To make 12 equal portions of the dough, knead it for about 20 minutes. To crispyen stale potato chips, popcorn, or pretzels, microwave 2 cups in a paper-lined bowl at high (100 percent) power for 20 to 60 seconds or until warmed. (107 C. How to Revive Stale Popcorn. Cover the pan and bowl with a lid or foil. Can You Make Stale Popcorn Crunchy Again? So, if you’re sick of throwing away your $12 movie theater popcorn —or choking it down because you don’t want to waste it—we found a hack that revives leftover popcorn to its original crunchy glory. If you still have popcorn on hand, you can try it out to see if it’s still good, and you can revive stale popcorn by using techniques that work. Position the bread so the cut-side is away from the faucet, if you can. Reheating popcorn in the oven is an effective method to revive its crispiness and texture. Puffs are thought to be fluffier because of the extra moisture. The heat from the oven helps to evaporate any moisture lost from the pretzels, causing them to become dry and hard. In addition, you can store your popcorn in an airtight container to prevent it from stalering. Reheating popcorn in the microwave. Remove the paper bag from the plastic wrap. Then all you have to do is let it cool and voila perfect, satisfying, and, most importantly, crispy cereal. If they still have a slight stale texture, give them more time. Clean off any salt or butter/oil on the unpopped kernels. com. Before we dive into the methods of reviving stale tortilla chips, let’s take a moment to understand why they become stale in the first place. . Keep popcorn in a cool, dry place. To begin, wet a paper towel with water, making sure it is just damp enough to be useful. Form into 1-inch meatballs. (With a measurement of three cups un-popped popcorn, 1 tablespoon of water will increase the moisture content 2. Once cooled, use the honey or screw the lid back. How to Revive Stale Popcorn. If the jar has not already been sealed, seal the lid and shake it to ensure there is no moisture inside. Use a non stick or liner on the pan (parchment). Do so by soaking your paper towel in cold water, and then squeeze out as much of the water as you can. You must soften the popcorn kernels for a day before grinding them into a smooth paste. Put the popcorn in an airtight container. If you accidentally left your cheese curls out overnight and find that they have lost their crunch, it is easy to revive your snack. Heat the popcorn in the air fryer for 2 – 3 minutes, shaking the basket every 60 seconds. Place the bagel on the. Is Popcorn Still Good After the Expiration Date? Yes, popcorn can still be good after the expiration date if stored properly. Refreshing stale popcorn kernels is an easy process. After the popcorn has soaked, place it in a large pot or kettle and add enough water to cover the kernels. Unfold the paper. Crafts and decorations – especially for the fall season – are fun to do with your family and friends, and you get the added bonus of keeping what you create. You’ll want to check on the popcorn frequently as it’s in the oven just to ensure it doesn’t begin to burn. Put in the amount of the spice that you're going to use for whatever. Popcorn kernels require moisture levels ranging. Stale popcorn can be fixed by…First, remove the popcorn kernels from the microwavable bag or pot. A third time, blend the soup in order to make it velvety. Preheat the oven to 300F and layer the popcorn in an even layer on top. Simply preheat your oven to 325 degrees. Popcorn in microwave ovens does not last as long as it does in plain popcorn due to the presence of oils and seasonings that can cause it to spoil. Rating: 9/10. After that, microwave the popcorn for 5 minutes to provide moisture. First, remove any unpopped kernels and set them aside. Make zebra popcorn with melted chocolate chips, brown sugar, and butter. Making a large batch of popcorn and then trying to store it for later will only make the popcorn last for a shorter period of time. Heat for 3-5 minutes or until warm. Preheat your oven to 250°F (125°C), then spread the frozen popcorn evenly on a baking sheet. The popcorn does not have to be thrown away; it can be made crispy again. Meanwhile, preheat the oven to around 350 degrees Fahrenheit. First, spray them with water or pat them with a damp paper towel. You’ll need the following items. The kernels will pop faster and some of the popcorn pieces will fluffier as a result of it. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. Just put your popcorn in the air fryer basket, set the temperature to 400 degrees and cook for 2-3 minutes. 4. Simply lay your tortilla chips on a paper towel and microwave them on high for 30 seconds. Another way to make old popcorn crunchy is to microwave it. Place 2-3 tbsps. 1/2 cup stale popcorn kernels. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. Can you Unstale tortilla chips? Revive stale chips: Stale tortilla chips can be revived in a 400 F degree oven. Refresh stale potato chips, crackers or other snacks of such type by putting a plateful in the microwave oven for about 30-45 seconds. Although it is not uncommon for popcorn to become stale or dry over time, this is not always the case. One reason is that the kernels might not have been fully cooked. Continue to heat and stir/flip in five minute. Popcorn for commercial use should be refrigerated for two to four weeks in a sealed bag. First, popcorn is best stored in a cool, dry place in an airtight container. Won’t be trying that experiment again in a hurry, let me tell you. Here are some tips to revive it from food and lifestyle expert Alejandra Ramos. Preheat the oven to 350 degrees and place the pita on a baking sheet. Re-crisp them. Use a Damp Paper Towel and a Microwave. Pinterest. Pour the unpopped kernels into a small, brown paper sack. Roll each piece of dough flat (into a tortilla-shaped circle) and transfer to. Popcorn in microwave ovens does not last as long as it does in plain popcorn due to the presence of oils and seasonings that can cause it to spoil. Today. The simplest way to refresh leftover popcorn is to place it in the oven and warm it up. The popcorn is crispy and light, making it great for serving as a snack food. Popcorn’s Natural Barrier:Revive stale popcorn by spreading it on a baking sheet and warming it in a 250°F oven for about five minutes. Soak popcorn kernels in water for 10 minutes before draining and popping, according to an Internet tip. Let it sit sealed for 2-3 days, and pop as usual. Check that popcorn is still good after a few days, as well as how to revive stale popcorn. Place the bowl in the microwave for 3 minutes, after which it will be wrapped in plastic. As mentioned above, you’ll often find that parts of them will still be quite good to eat. How to Revive Stale Food Like Popcorn, Cereal and Chips in the Oven Jamie Lynn Spears Packs Up Her Dancing Shoes After ‘DWTS’ Elimination Hit and Run Suspect Drives 2 Miles With Man on Hood of. Rating: 3/10. To solve this problem, spread out popcorn evenly on a baking sheet and. Two teaspoons of water should be added. Remove onion from heat and place in a dish for 5 minutes. How To Revive Your Stale Popcorn. microwaveable packets last – 2 month. Steps of reheating using the microwave: Put your leftover popcorns on a microwavable plate. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. Unpopped popcorn: Popcorn kernels keep indefinitely with the right, airtight storage, but try to pop and eat kernels within six months to a year of getting them. Getting the oven hot before cooking the chips ensures an even cooking process. Take small sips, allowing the flavors to coat your palate, and note any pleasant or unpleasant taste characteristics. Place the cornbread pieces on a baking sheet or pan. 3. Microwave the gummies. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. Simply set you oven to 350 degrees Fahrenheit, spread your sad, stale cereal evenly onto a sheet pan, and pop it in to toast for 5-10 minutes. Remove the pan from the heat, take out the 2 popped kernels, add in the remaining kernels, cover, and let sit for 1 minute. However, if you are working with already seasoned popcorn, it doesn’t hurt. To revive stale popcorn, place it on a baking sheet and bake it at 300 degrees for about 20 minutes. Pour 1/2 cup of stale popcorn kernels into a small bowl at least 2-1/2 inches high. Step 1: Preheat the oven to 250 degrees Fahrenheit; This low temperature will. Allow the basket to sit in the. The heat from the oven will help the excess moisture dissipate. Heat for 5 to 7 minutes. To revive old tortilla chips, put them in the microwave for 30 seconds to 1 minute. Because popcorn is so oily and rancid, microwave popcorn does not last as long as regular popcorn. Do you have to line the baking sheet? Put the chips directly on the baking sheet. It's not necessary to discard a large bowl of popcorn that has become a little stale. To reheat popcorn in an air fryer, here’s what to do: Spray the old popcorn lightly with oil. If you’re looking for a foolproof way to rejuvenate your stale popcorn, using an oven is your best bet. Microwave on medium-high: 500-800W for 3 minutes or on 800-1000W for about 2 minutes. For stovetops, the only difference between a general reheating and actually reviving stale muffins is the addition of water. Using The Classic Oven; 3. Learn how to keep staleness and transform popcorn into culinary delight Food FactsReheat Cornbread Using the Oven. Turn the stove to medium heat and let it sit. The moisture in the kernels causes them to burst. Soak the tortillas in hot liquid. Once warmed and crisp again, pour it into a bowl and snack as usual. You can test the moisture of your popcorn by using your fingernail. Popcorn can also be frozen for up to 6 months. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. Make zebra popcorn with melted chocolate chips, brown sugar, and butter. the popcorn was stored without cooling. Watch. Fats and oils in dry kernels can go rancid over time. How do you revive stale popcorn? There are a few methods for reviving stale popcorn. The second method will involve putting the bag of marshmallows. Start cooking garlic and oil together in a cold pan, though. Time: 20-30 seconds. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. Let them bake for about 10 minutes and then remove from the oven and let cool completely. Spread the popcorn evenly on a baking sheet. If your breakfast cereal contains nuts and fruit, don’t worry about them. Wait a few minutes before eating kettle corn or caramel popcorn (or any glaze-coated popcorn, for that matter). If the popcorn does not pop after 3 minutes, add more water and microwave on high for another 3 minutes. Preheat the oven at 200 degrees F. (The baking soda will cause the caramel to foam up. Popcorn is the ideal snack for those who prefer sweet flavors. How to Revive Stale Popcorn. Whether you’re a popcorn aficionado or a casual snacker, these tips are sure to come in. Another method to revive unpopped popcorn is by microwaving the kernels. To create the glaze, you will want to dissolve some sugar into lemon juice or put some icing sugar into milk and whisking it together until it is one liquid. Mix 6 eggs with 3 tablespoons of heavy cream, and fold in shredded cheese, herbs, and the leftover veggies of your choice. ; On the stove: Decent results for small portions. Using nonstick cooking spray, lightly spray the ground. Simply spread it out in an even layer on a baking sheet and place it in a 250°F oven for about five minutes, until it s warmed through. If they're not perfectly crispy yet, simply repeat the process for another 10 to 15 seconds until they're back in tip-top shape. Exposure to light can have a negative impact on the quality of popcorn. Simply put the bag in the freezer, and take it out when a popcorn craving hits. Try one of these quick fixes to revive your popcorn flavors…Popcorn never freezes and never turns stale when stored this way. 3) Use a plunger to push any broken bits of popped popcorn out of. Cover with a lid and wait until you hear popping, about 5 minutes. Reviving Stale Nuts: A Handy Guide • Revive your stale nuts in just minutes with these handy tips! Learn why nuts go stale and how to store them properly to. Here’s how: Microwave-Safe Bowl: Transfer your stale popcorn into a microwave-safe. Remove it's paper towel covering. Soak popcorn in water for 10 minutes before draining and popping it. Cover with aluminum foil to avoid burning and to keep the bread from getting too dry. Pour stale cereal on a baking pan and. However, reheating popcorn in the microwave can stale and dry it out, making it one of the most controversial methods. To reheat popcorn in the oven, follow these steps: Preheat the oven to 250°F (120°C). First, beat together 1 cup of soft, unsalted butter with 1 teaspoon vanilla extract in a mixing bowl until smooth and creamy. Simply place the kernels in the bowl and add enough water so that they are evenly coated. 5%. Cover and steam on high for 10 minutes. To cook the popcorn, you will need to place it in a pot or pan with a lid. 1 step: preheat the oven to 250 °F and spread the popcorn on a cooking sheet. Cereal that remains inside the box can also be kept fresh (and bug-free) by folding in the tops of the box to seal out air. Here are a few ways to deal with stale popcorn: 1) Remove the popped kernels from the cups before they turn dark brown. The easiest way to refresh leftover popcorn is to toss it in the oven to warm it up and re-crisp it. If using the stovetop, simply heat the kernels over medium heat until they are hot. 3) Use a plunger to push any broken bits of popped popcorn out of the cups. Tips for Preventing Stale Popcorn.