01 -
Spread softened butter or mayonnaise evenly over one side of each bread slice, ensuring complete coverage to the edges.
02 -
Arrange 2 bread slices, spread-side down, in the air fryer basket. Layer cheddar and Havarti cheese on each slice, then top with the remaining bread slices, spread-side up.
03 -
If using thin bread, insert a toothpick through the center of each sandwich to prevent the top slice from shifting during cooking.
04 -
Set air fryer to 370°F. Cook sandwiches for 4 minutes without preheating unless required by manufacturer instructions.
05 -
Using a spatula, carefully flip each sandwich. Cook for another 4 minutes until both sides are golden and the cheese is melted.
06 -
Remove toothpicks if used. Let sandwiches rest for 1 minute before slicing, allowing cheese to settle and preventing spillage.