01 -
Cut each string cheese stick in half to make 16 shorter sticks.
02 -
Place flour in one shallow bowl. In a second bowl, whisk eggs with milk. In a third bowl, mix breadcrumbs, garlic powder, onion powder, salt, pepper, and Parmesan (if using).
03 -
Dip each cheese stick into the flour, then the egg mixture, then coat in breadcrumbs. Repeat egg and breadcrumb steps for a second coating to ensure thorough coverage.
04 -
Arrange coated sticks on a baking sheet lined with parchment paper. Freeze for at least 1 hour or until completely solid.
05 -
Preheat air fryer to 390°F (200°C) for 3 minutes.
06 -
Place frozen sticks in the air fryer basket in a single layer. Work in batches if necessary. Air fry for 5–6 minutes until golden and just starting to ooze.
07 -
Serve hot with marinara or your favorite dipping sauce.