First, cut the stem off to expose the beet underneath. Then rinse the beets clean to make sure it's free of dirt. Now, slice the beets into quarters.
Preheat the air fryer to 375℉.
Toss the beets in the vegetable oil and make sure all the parts are covered. Season with salt and pepper to taste.
Place the oiled beets in the air fryer and cook for 18 minutes. Flip them at the halfway point.
Lastly, allow the beets to cool then serve.