01 -
Set oven to 400°F or preheat air fryer to 370°F.
02 -
Lightly toast both sides of the bread slices using a toaster or broil for 1 to 2 minutes per side.
03 -
Beat the egg gently in a bowl. Incorporate grated cheese, chopped herbs, salt, black pepper, and cayenne if using.
04 -
Evenly distribute the egg and cheese mixture onto each toasted bread slice, ensuring full coverage to the edges.
05 -
Arrange topped bread on a baking sheet. Bake for 10 to 12 minutes in the oven until puffed and golden, or cook in the air fryer for 5 to 7 minutes until bubbly and set. Utilize parchment or foil in the air fryer as needed.