01 -
Organize three shallow bowls: Bowl 1 with flour, salt, and pepper; Bowl 2 with beaten eggs and milk; Bowl 3 with panko breadcrumbs, paprika, garlic powder, and Parmesan (if using).
02 -
Dredge onion rings in the flour mixture, dip into the egg mixture, and coat with the panko mixture. Press gently to ensure the breading adheres.
03 -
Place breaded onion rings on a baking sheet or plate in a single layer.
04 -
Preheat the air fryer to 375°F (190°C) for 3 minutes.
05 -
Lightly spray both sides of the onion rings with cooking spray and arrange them in a single layer in the air fryer basket. Cook in batches as needed. Air fry for 8–10 minutes, flipping halfway through, until they are golden brown and crispy.
06 -
Serve immediately with ketchup, ranch dressing, or your favorite dipping sauce.