Step 1

Pierce sweet potatoes several times with a small knife or tines of a fork.

Step 2

Drizzle olive oil over clean sweet potatoes and rub into potatoes with your hands to coat.

Step 3

Sprinkle with salt and pepper (if using). Place sweet potatoes on air fryer rack or basket, making sure to leave some space between them and not stacking them.

Step 4

Cook at 390 degrees for 40-50 minutes (depending on the size of your sweet potatoes), flipping over halfway through the cook time.