How Long To Reheat Onion Rings [Oven, Microwave And Air Fryer]

Onion rings are a tasty staple in many households, and if you prepare them regularly, you might have some leftover onion rings in your refrigerator. Perhaps you have wondered how to reheat onion rings? Or which methods are most effective for increasing crispiness while reheating? We've researched these questions and have found substantial research results to share with you!

Generally, an air fryer only takes about five minutes or less to reheat the onion rings thoroughly. The microwave will reheat them within 30 seconds to a minute. Also, an oven will require about 10 minutes to reheat the onion rings. 

Would you like to learn more about reheating onion rings in various kitchen appliances? Or what are the best temperatures for reheating onion rings in a traditional oven? Please continue reading; we have a lot of helpful information for you!

Deep fried onion rings with a ketchup dip on the side, How Long To Reheat Onion Rings [Oven, Microwave And Air Fryer]

How Long To Reheat Onion Rings

Reheating and repurposing foods are excellent methods for diminishing food waste and saving your hard-earned money. Generally, reheating the onion rings in the oven is considered the best method for enhancing flavor and reducing greasy sogginess.

Suppose you are in a hurry--use your air fryer or microwave for the fastest reheating options!

Air fryer Reheating

Reheating your leftover onion rings in an air fryer is the second fastest option for reheating besides using your speedy microwave. To begin, open the air fryer and arrange the onion rings single file on the rack.

Add one tablespoon of oil to the fryer, and set the temperature to 350 f degrees. Fry for three to six minutes or until they reach your desired crispiness or temperature. Depending on your seasoning preferences, add extra salt or seasoning, and remember always to wear your oven mitts when operating an air fryer!

Do you own an air fryer, or are you thinking about purchasing one? If so, you might wonder which cooking oils are the best to use? Click here to read our article 7 Best Oils For An Air Fryer

Microwave Reheating

Microwaving onion rings is the fastest and the least favorite reheating method because microwaving makes fried foods quite soggy. However, lining the plate with paper toweling will help absorb the grease and reduce sogginess.

Place the onion rings single file on top of two or three paper towel layers on a microwave-safe plate, and set the onion rings single layer on the paper toweling. Next, microwave at 20-second intervals at high temperatures until the onion rings are thoroughly heated.

Remove the plate from the microwave and add extra salt or other seasonings and serve.

Oven Reheating

For the best results, allow the onion rings about an hour to warm up to room temperature and preheat the oven to 350 f degrees. Cover the baking sheet with parchment paper, place the onion rings single file, and cover the baking tray with aluminum foil.

Place the baking sheet on the middle rack and bake for about ten minutes or until the onion rings are heated completely.

Delicious onion rings with a delicious tomato dip on the side

How Long Do Onion Rings Keep in the Fridge?

Cooked onion rings will last three to five days in the refrigerator. This time frame only applies to onion rings that were stored in an air-tight container and placed in the fridge two hours after the onion rings finished cooking.

Suppose the onion rings sat out for three or four hours on the kitchen counter. Throw those onions out. They sat out too long to be considered safe for human consumption.

Because bacteria will multiply in the onions when they are left uncovered for more than two hours in temperatures ranging between 40 °F and 140 °F.

Perhaps you are searching for a new onion ring recipe and wonder if some recipes contain eggs? Click here to read Do Onion Rings Have Egg In Them? [The Answer Might Surprise You!]

Freshly sliced onion rings on the chopping board

Can you Freeze Cooked Onion Rings?

According to the National Center for Food Preservation, freezing onion rings is a safe method to preserve your onion rings for later usage. Moreover, there are food safety precautions to follow to ensure that your frozen onion rings will be safe for consumption.

To begin, peel, wash and chop the onions into slices. Next, blanch the raw onion rings for 10 to 15 seconds in boiling water. Remove the onions from the boiling water with a slotted spoon and place those in a colander to cool and drain.

Please be sure to check that the onions are completely cool before moving to the next step. Then, dip the raw onions into cold milk, and coat the rings with a breading of your choice. Next, place the breaded onion rings single file onto a clean baking sheet or tray.

Freeze the onion rings separated on the sheet to avoid the onion rings freezing in clumps. Once the rings are fully frozen, pack those into a Ziploc container or bag with saran wrap protecting the layers of onion rings from sticking to each other and seal the bag.

Please note that the onion rings will keep in the freezer for ten months to one year. It is not advisable to consume any onion rings past one year of storage in the freezer.

How Do you Keep Onion Rings Crispy After Frying?

Retaining crispiness is an excellent goal for any home cook preparing onion rings for family night or a casual dinner with friends. One popular method recommended by Martha Stewart is to preheat your oven to 200 degrees Fahrenheit while the onion rings fry in oil on the stove.

Remove the onion rings from the oil and place them on two or three layers of paper toweling to absorb the grease. Sprinkle with salt or any seasoning of your choice.

Next, line a baking sheet with parchments paper and place your cooked onion rings single file onto the baking sheet. Set the sheet in the oven to keep the onion rings crispy and warm until you are ready to serve dinner.

Tips and suggestions for maintaining that crispy goodness!

  • Always remove the onion rings from to-go containers and place them into air-tight containers
  • If you have a large number of onion rings, reheat in batches to reduce crowding on baking sheets
  • Only use a slotted spoon or metal tongs to remove foods from the hot oils
  • Use paper towels to absorb excess grease when removing foods from the fryer
  • Always wear oven mitts when operating the stove or other appliances
  • Use olive oil for enhanced flavor
  • Take an air-tight container with you when you go to restaurants to store your leftover onion rings
  • Do not reheat or consume onion rings that were in the refrigerator for longer than four to five days

What to Do with Leftover Onion Rings?

Several recipes will use up those leftover onion rings sitting in your refrigerator. One popular method is to fry an egg inside an onion ring for a quick and easy breakfast, brunch, or snack. The crunchy breading and saltiness from the onion ring pairs well with the eggs' consistency and light flavors.

Another option that will put your leftover onion rings to good use is adding those rings to salads as toppings. Chop the reheated onion rings into small pieces and sprinkle them on top of a homemade chef salad.

For the best results, choose a salad dressing like honey mustard or a light vinaigrette that will pair well with the onion rings seasonings.

Suppose you enjoy comfort foods, consider replacing the french fries called for in a traditional Poutine recipe with leftover onion rings for a new version of a well-loved staple.

Allow your onion rings to warm up on the counter to room temperature. Then add those onion rings to the Poutine's bacon, cheese, and broil the dish until the cheese melts completely.

In closing

Deep fried onion rings with a ketchup dip on the side

Learning the art of using your appliances interchangeably will help you gain more resourceful skills as a cook. Resourcefulness is one of the most valuable skills that a home cook or professional can cultivate for reducing food waste and repurposing leftovers. We hope this article has helped you gain a few tips for the next time you need to reheat your leftover onion rings.

Please visit soon for more helpful and inspiring content!

Be sure to check out some of our other posts before you go to help further your onion-related knowledge base.

What's The Best Way To Chop Onions In A Food Processor?

Can Onions And Potatoes Be Stored Together?

What's The Best Way To Store Onions? [Best Storage Options Discussed]

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