2. Spread some butter on one side of each bread, and mayonnaise on the other.
3. Place one slice of bread in your Air Fryer basket, butter-side down.
4. Divide the grated cheese evenly on top of the buttered slices. Cook in the Air Fryer for 10 minutes or until golden brown and the cheese filling is melted. Turn the sandwiches halfway through cooking time and press them lightly.