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air fryer sautéed onions plated

Air Fryer Onions

Sautéing onions to caramelized perfection requires time and patience on the stovetop. Air Fryer Onions are just as delicious in much less time.
Course Side Dish
Cuisine American
Prep Time 5 minutes
Cook Time 20 minutes
Servings 8


  • Air Fryer


  • 1 large sweet onion
  • 1 tbsp vegetable oil
  • 1 tsp pure maple syrup or granulated sugar
  • 1/2 tsp salt


  • Peel and thinly slice the onion.
  • Toss the onion with the vegetable oil, maple syrup (or sugar) and salt.
  • Place the prepared onion into an air fryer parchment paper liner that you have lining your air fryer basket.
  • Air fry the onion at 375 degrees F for 10 minutes.
  • Gently stir the onions and continue to air fry for an additional 10 minutes, or until the onion is tender and caramelized.