Peel swet potatoes and cut into fries. Place cut fries in water untik ready to fry.
Pat fries completely dry. To air fry, lightly spray coat fries with oil. Fry ay 400 degrees for about 29 minutes until crisp. Season when hot. Deep fry fries in vegetable oil at 375 degrees until crisp, about 4 minutes. Season fries while hot.