Do you want to cook with less oil? Best air fryers circulate hot air extremely effectively, resulting in a 'fried finish' on dishes with little to no oil, which is difficult to achieve in an oven. Another advantage is that they cook rapidly. Most air fryers are small enough to store on a kitchen tabletop as a healthier alternative to deep-fat fryers. What can you cook with an air fryer? It may be used to make air-fried chicken, 'air fryer baked potatoes, air fryer doughnuts, kale chips, and so on.