Step 1

Combine sugar and cinnamon in a shallow bowl; set aside.

Step 2

Remove the biscuits from the can, separate them and place them on a flat surface. Use a 1-inch round biscuit cutter (or similarly-sized bottle cap) to cut holes out of the center of each biscuit.

Step 3

Lightly coat air fryer basket with olive or coconut oil spray. Do not use non-stick spray like Pam because it can damage the coating on the basket.

Step 4

Place 4 donuts in a single layer in the air fryer basket. Make sure they are not touching.

Step 5

Air Fry at 360 degrees F for 5 minutes or until lightly browned.

Step 6

Remove donuts from Air Fryer, dip in melted butter then roll in cinnamon sugar to coat. Serve immediately.