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Reheated burger in an air fryer.
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5 from 1 vote

How to Reheat a Burger in the Air Fryer

Leftover burgers get a second chance with this easy method! Learn how to reheat burgers in an air fryer to restore the juicy texture, melty cheese, and crispy edges - without drying it out like the microwave. It's quick, mess-free, and works whether you're reviving a homemade patty or yesterday's takeout.
Prep Time5 minutes
Cook Time6 minutes
Total Time11 minutes
Course: Air Fryer
Cuisine: American
Keyword: air fryer, burgers, cheap, easy, hamburgers, leftover burgers, patties, quick
Servings: 4 Servings
Calories: 197kcal

Ingredients

  • 1-4 leftover burger patties refrigerated or frozen
  • Spray oil optional
  • Cheese slices optional

Instructions

  • Preheat your air fryer to 375°F (190°C) for a few minutes, and spray a little oil if necessary.
  • Take the leftover hamburger patties out of the refrigerator or freezer and unwrap them.
  • Place the hamburger patties in a single layer in the air fryer basket or on the air fryer tray. Avoid overcrowding to allow for proper airflow.
    Cold burgers in an air fryer.
  • Air fry for 3-4 minutes for refrigerated burgers or 5-6 minutes for frozen burgers. Note: These times are approximate and may vary based on the size and thickness of the burger.
  • Halfway through the cooking time, flip the burger over in the air fryer basket using tongs or a spatula.
    Flipping burgers in an air fryer.
  • Continue to reheat burger patties for another 3-4 minutes until the internal temperature reaches at least 165°F (74°C) for food safety. Check the internal temperature of the burger patties with an instant-read thermometer. You may need to adjust the cooking time slightly based on your air fryer model and personal preference. See more tips in the notes section.
  • (Optional) Add a slice of cheese to each of the burger patties and allow it to cook for one more minute until it melts.
    Cheese slices on hamburgers in an air fryer.
  • Carefully remove the cooked beef burgers from the air fryer using tongs or a spatula.
  • Allow the burger(s) to rest for a few minutes before serving to ensure the juices redistribute. This keeps the air fryer burger patty nice and juicy.

Notes

  • Juicy boost: Brush the patty with a little oil or melted butter before reheating to help lock in moisture.
  • Watch the time: Overcooking dries it out fast - check early and adjust if needed.
  • Flip for even heat: Flipping halfway helps avoid a hot top and cold bottom situation.
  • Use a thermometer: It’s the best way to make sure your burger is hot and safe without overdoing it.
  • Cheese trick: Add cheese at the very end - any earlier and it'll slide right off or burn.
  • Skip the bun (for now): Reheat patties alone, then toast your bun separately for the perfect texture.
 

Storage instructions

  • Fridge life: Store leftover burger patties in an airtight container in the fridge for up to 3-4 days.
  • Freezer option: Freeze patties individually in freezer bags or foil for longer storage - label them with the date!
  • No soggy buns: Always separate buns and toppings before storing to avoid the dreaded sog factor.
  • Reheat from frozen: No need to thaw - just add an extra couple of minutes in the air fryer.

Nutrition

Serving: 1g | Calories: 197kcal | Protein: 21g | Fat: 12g | Saturated Fat: 5g | Polyunsaturated Fat: 6g | Trans Fat: 1g | Cholesterol: 71mg | Sodium: 67mg