01 - Preheat air fryer to 375°F for 3 minutes.
02 - If using frozen tortellini, cook according to package directions until just tender; drain and pat dry thoroughly.
03 - Whisk together eggs and milk in a shallow bowl until well combined.
04 - Combine panko breadcrumbs, Parmesan cheese, Italian seasoning, garlic powder, salt, and black pepper in a separate bowl.
05 - Dip each tortellini in the egg mixture, then coat with the breadcrumb mixture, pressing gently to ensure adherence.
06 - Place coated tortellini in a single layer in the air fryer basket, working in batches if necessary to avoid overcrowding.
07 - Lightly spray tortellini with olive oil spray for optimal crispiness.
08 - Air fry for 7 to 9 minutes, shaking the basket halfway through cooking, until golden brown and crispy.
09 - Serve immediately with warm marinara sauce and fresh basil leaves if desired.