Chop apple pie filling into smaller pieces for easier rolling
Lay tortillas flat and spoon 2–3 tablespoons of filling near one edge
Roll tightly into a taquito shape and place seam-side down
Brush each taquito with melted butter
Mix sugar and cinnamon in a bowl, then roll taquitos to coat evenly
Preheat air fryer to 350°F (175°C)
Place taquitos in a single layer in the basket
Cook for 4–5 minutes, flip, then cook another 3–4 minutes until golden and crispy
Remove and let cool slightly before serving
Drizzle with caramel sauce or serve with ice cream if desired