01 - Preheat air fryer to 400°F for 5 minutes.
02 - Separate the onion slices into individual rings.
03 - In a shallow bowl, whisk together flour, smoked paprika, garlic powder, salt, and black pepper.
04 - In a second bowl, beat eggs with milk until well combined.
05 - Place panko breadcrumbs in a third shallow bowl.
06 - Working in batches, dredge each onion ring in seasoned flour, shaking off excess.
07 - Dip floured rings into egg mixture, allowing excess to drip off.
08 - Press rings firmly into panko breadcrumbs, ensuring complete coverage.
09 - Place coated onion rings in single layer in air fryer basket without overcrowding.
10 - Lightly spray onion rings with cooking spray.
11 - Air fry for 10-12 minutes, flipping halfway through and spraying again if needed, until golden brown and crisp.
12 - Serve hot with preferred dipping sauce.