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Air fryer onions: time & temperature
8–12 min
at 375°F (191°C) in the air fryer · Shake halfway.
Onions soften and sweeten, great for fajitas or burgers.
Air fryer settings for onions
| Air fryer temperature | 375°F / 191°C |
| Cook time | 8–12 minutes |
| Shake / flip | Shake halfway. |
| From frozen | Yes — add 2–3 min. |
| Conventional oven | 425°F (218°C), about 16 min |
| Serving guide | 1/2 onion per person. |
🌡️ Oven → air fryer converter
Rule of thumb: air fryer = oven temperature minus 25°F and about 20% less time. Pre-filled with the oven equivalent for onions.
💡 Thicker wedges hold together better than thin slices.
Frequently asked questions
- How long do you air fry onions?
- Air fry onions for 8–12 minutes at 375°F (191°C). Shake halfway.
- What temperature do you set the air fryer for onions?
- Set the air fryer to 375°F (191°C) for onions.
- Can you cook onions from frozen in the air fryer?
- Yes — add 2–3 min.