01 -
Set air fryer temperature to 350°F (175°C) and allow to preheat.
02 -
Cut bananas into uniform 1/8-inch thick rounds.
03 -
Combine banana slices with coconut oil or melted butter, sugar, and cinnamon in a bowl, mixing until all pieces are thoroughly coated.
04 -
Distribute the coated banana slices in a single, even layer in the air fryer basket for optimal airflow.
05 -
Cook for 10 to 15 minutes, shaking or flipping halfway through, until slices are golden and crisp.
06 -
Remove banana chips from air fryer and allow to cool completely before serving.