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Home Recipes Method Air Fryer
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GF Gluten Free DF Dairy Free V Vegetarian 30 30 Minutes or Less 5 5 Ingredients or Less

How to Reheat Fries in an Air Fryer

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By: Danielle2 Comments Posted: 07/24/2020 Updated: 09/22/2021

This post may contain affiliate links. Please read our disclosure policy.

Stop tossing leftover fries! Make any kind of leftover fries (french, wedge, waffle) even better the next day in just 5 minutes with no added oil! Here’s How to Reheat Fries in an Air Fryer!
Jump to Recipe

leftover waffle fries in a take out boxI cook at home a lot, but I also love getting food from restaurants, because who doesn’t? These days it’s all about takeout, as we aren’t dining at restaurants for now. 

The last time I ate at a restaurant was in March 2020, and I got these exact waffle fries from the same restaurant.

Now, I have to take them home first if I want them. And you know what happens to food in transit. It can get soggy. It’s definitely not at its prime. But I eat the fries anyway because they are DELICIOUS. 

Except I can never eat them all, so there are leftover fries. This used to be disappointing for me, because I don’t like throw away food. But fries? You can’t reheat fries. They’re even more soggy then they were after a 15 minute journey home.

BUT WAIT. Yes, you can reheat fries. And please trust me when I say, they are even crispier, flakier, and more delicious than they were the day before.

Why reheat fries in an air fryer?

If you’re confused about why to reheat fries in an air fryer, here is a list of solid reasons for you:

  • eating leftovers instead of throwing them away helps reduce food waste
  • potatoes are amazing, and fries are the best form
  • you paid for them, so why not eat them?
  • they are just as delicious, if not better, hot and crunchy out of the air fryer
  • it’s SO easy, and requires no oil

How do you reheat fries in an air fryer?

It is super easy to reheat fries in an air fryer, and is perhaps one of the quickest and easiest ways to use your air fryer. I will never reheat fries another way!

Simply place your leftover fries in a single layer in your air fryer. Try to leave out any crumbs that may fall through into the bottom of the basket.

Turn on the air fryer at 350F and air fryer for 3-6 minutes, depending on your type of fries and how crispy you want them. Most fries will be done within 5 minutes. 

Shake the basket halfway through cooking and whenever you check on the fries (it’s a short cook time so it can be often at the end until they are perfect for you!).

There is NO need for oil when you reheat fries in an air fryer!

leftover fries in a take out container

reheat fries in an air fryer

What temperature is best to reheat fries?

I like to reheat fries at 350F. I think this temperature is a good balance to get the inside of the fries hot while also crisping the fries at a good rate. 

How long does it take to reheat fries in an air fryer?

Depending on how thick your fries are, it will take anywhere from 3-6 minutes to reheat fries in an air fryer. Most fries will be done within 5 minutes.

What types of fries can you reheat in an air fryer?

You can reheat all types of fries in the air fryer. The amount of time to reheat will depend on thickness and cut style.

Here’s an estimate of how long to cook the fries based on the cut style:

  • shoestring or very thin fries: 3-4 minutes
  • thin to normal cut french fries: 4-5 minutes
  • waffle cut style fries: 4-5 minutes
  • thick cut steak fries: 5-6 minutes
  • potato wedges: 5-6 minutes

waffle fries in an air fryer basket

how to reheat fries in an air fryer on a plate served with sauce

Which air fryer do you recommend?

I have only tried two different air fryers in my life, and I upgraded purely to have a larger size basket so I can air fry more foods at once. 

The air fryer I use now, and the one that is pictured in this post is the Cosori XL 5.8 qt Air Fryer (affiliate link!). I think if you’re going to invest in an air fryer to cook things for 2 or more people, you should opt for a larger size. 

What is the best way to reheat fries?

The best way to reheat fries is in an air fryer! Using an air fryer to reheat your fries will make them super hot and crispy – they may even taste better than when you first ate them!

Best part is it only takes about 5 minutes from start to finish, and no added oil!

close up of waffle fries reheated in an air fryer

a reheated waffle fry dipped in sauce

More easy air fryer recipes from Project Meal Plan:

  • Air Fryer Trader Joe’s Orange Chicken & Broccoli
  • How to Cook Frozen Tots in an Air Fryer
  • How to Cook Frozen Breaded Shrimp in an Air Fryer

Did you make this? I want to see how it turned out! Tag me in your social media post @projectmealplan and use #projectmealplan when you share!

Recipe
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How to Reheat Fries in an Air Fryer

Yield: 4 servings
Print Save Rate it
Prep: 0 minutesCook: 5 minutesTotal: 5 minutes

Stop tossing leftover fries! Make any kind of leftover fries (french, wedge, waffle) even better the next day in just 5 minutes with no added oil! Here’s How to Reheat Fries in an Air Fryer!

Ingredients

  • leftover refrigerated fries, any style

Instructions

  1. Place your leftover fries in a single layer in your air fryer basket. Try to leave out any crumbs that may fall through into the bottom of the basket. No need for any oil. Reheat in batches if you have a large amount.
  2. Air fry the leftover fries at 350F for 3-6 minutes, depending on your type of fries and how crispy you want them. Most fries will be done within 5 minutes. Shake the basket halfway through cooking and whenever you check on the fries.
  3. Here’s an estimate of how long to cook the fries based on the cut style:
    • shoestring or very thin fries: 3-4 minutes
    • thin to normal cut french fries: 4-5 minutes
    • waffle cut style fries: 4-5 minutes
    • thick cut steak fries: 5-6 minutes
    • potato wedges: 5-6 minutes

Equipment

black cosori air fryer.

Cosori XL 5.8 qt Air Fryer

Buy Now โ†’
oxo 9 inch tongs with silicone ends.

OXO 9-Inch Silicone Head Tongs

Buy Now โ†’

(affiliate link!)

Notes

Nutrition info is highly based on your type of fries and how they were originally cooked. Nutrition info estimated with My Fitness Pal.

Nutrition Information

  • Serving Size: 1/2 cup
  • Calories: 200
  • Fat: 11g
  • Carbohydrates: 24g
  • Protein: 3g
© Author: Danielle
Cuisine: American Method: Air Fryer

Did You Make This?

I love seeing what you made! Leave a review below, and be sure to tag me at @ProjectMealPlan when you share a photo!

Tag me on Instagram Rate recipe

I hope you found this info helpful for the next time you want to reheat fries in an air fryer. Tag me in your post because fries and air fryers are bomb, and I’d love to see how it worked out for you. Use #projectmealplan to share!

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About Danielle

Hi, Iโ€™m Danielle! I'm a PNW gal on a mission to help you reduce food waste, and save both time and money with meal planning and make-ahead recipe ideas! I've got weekly meal plan templates and recipes waiting for you!

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  1. Joe says

    Posted on 5/26/23 at 7:07 pm

    Terrible recommendations, just burnt my waffle fries smh

    Reply
    • Danielle says

      Posted on 5/26/23 at 7:17 pm

      Can you tell me how long you cooked them for and at what temperature? This would help me out a lot.

      The recommendation for waffle fries is to reheat at 350F for 4-5 minutes, and if they’re thinner, start with just 3 minutes. They must have already been well-cooked if they burnt in that short amount of time.

      Reply

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