01 - Peel, core, and slice apples into 1/4-inch wedges. Uniform thickness ensures even cooking.
02 - In a mixing bowl, combine melted butter, granulated sugar, and ground cinnamon. Whisk until well incorporated.
03 - Add apple slices to the butter mixture. Toss gently until all pieces are evenly coated.
04 - In a separate bowl, mix quick oats (or breadcrumbs), flour, and salt until evenly distributed.
05 - Coat buttered apple slices in the oat-flour mixture, pressing gently to adhere the coating.
06 - Place coated slices in a single layer in air fryer basket. Avoid overcrowding for proper air circulation.
07 - Cook at 375°F for 10–12 minutes. Shake basket halfway through cooking time. Apples are done when golden and crispy.
08 - Transfer to serving plates. Add whipped cream or vanilla ice cream if desired. Best enjoyed warm.