Air Fryer Onions
User Reviews
5
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Prep Time
10 mins
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Cook Time
10 mins
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Total Time
20 mins
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Servings
4
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Calories
26 kcal
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Cuisine
American, Vegetarian, Vegan, gluten-free
Air Fryer Onions
Description
The "Air Fryer Onions" recipe uses simple ingredients—white and red onions sliced evenly and tossed with balsamic vinegar—then cooks them in a preheated air fryer at 350°F. This method produces sweet, caramelized onions without stovetop monitoring or added oil. Turning the onions halfway through cooking promotes even browning and prevents burning.
The vinegar adds brightness and a subtle acidity that balances the natural sweetness released during the air frying process. Slice thickness affects cooking time; thinner slices may require less time to become golden and tender, while thicker slices will need more. Spraying the air fryer basket with oil can prevent sticking.
This technique is useful for preparing onions as a topping for burgers, salads, or sandwiches, or as a side accompaniment adding depth of flavor without extensive preparation. Adjusting cooking time based on equipment and slice size helps achieve desired caramelization.
Ingredients
- 1 white onion
- 1 red onion
- 1 tablespoon balsamic vinegar
Instructions
- Preheat the Air Fryer to 350 degrees F / 180 degrees C.
- Remove the skins and slice onions into evenly thick slices.
- Place the sliced onions in an air fryer basket and brush with balsamic vinegar.
- Air fry for 10-12 minutes or until golden brown to your taste. Carefully flip the onions halfway through cooking.
Notes
- Slice onions uniformly to ensure even cooking throughout.
- Adjust cooking time for thinner or thicker onion slices to avoid under- or overcooking.
- Lightly spray the air fryer basket with oil to prevent sticking if needed.
- Toss or flip onions halfway through cooking for consistent browning.
- Air fryer temperatures vary; monitor doneness and adjust time accordingly.
- Expect onions to shrink slightly as they cook and soften.
Nutrition Information
Show DetailsNutrition Facts
Serving: 4Serving
Amount Per Serving
Calories 26 kcal
% Daily Value*
| Calories | 26kcal | 1% |
| Carbohydrates | 6g | 2% |
| Protein | 1g | 2% |
| Fat | 1g | 2% |
| Saturated Fat | 1g | 5% |
| Polyunsaturated Fat | 1g | 6% |
| Monounsaturated Fat | 1g | 5% |
| Sodium | 3mg | 0% |
| Potassium | 85mg | 2% |
| Fiber | 1g | 4% |
| Sugar | 3g | 6% |
| Vitamin A | 1IU | 0% |
| Vitamin C | 4mg | 4% |
| Calcium | 14mg | 1% |
| Iron | 1mg | 6% |
* Percent Daily Values are based on a 2,000 calorie diet.