1. Foods that can be cooked in an air fryer include: shrimp balls with cheese, tuna balls, fried chicken pieces, fried chicken wings, fried chicken legs, dried fish, fried tofu, fried dough sticks, grilled hairtail, roasted eggplant, French fries, fried sweet potatoes, fried chicken bibimbap, fried chicken chops, crispy squid rings, fried ribs, roast chicken and so on.

2. The air fryer is a machine that can be "fried" with air. It mainly uses air to replace the hot oil in the original frying pan to make food mature.

3. The principle of air fryer is to use air instead of hot oil to heat food by convection similar to the hot air of the sun, so that the ingredients can achieve the effect of approximate frying.