Can I use my Vortex to crisp frozen fries and fish sticks, or pre-deep-fried chicken wings or fingers? August 13, 2021 10:01 Yes! The Vortex is an easy way to add crispness to your favorite convenient foods. Related articles What can I bake in the Vortex Air Fryer? Do I need a special baking dish? What food works best in the Vortex?