01 -
Heat a pan over medium heat.
02 -
Butter one side of each slice of bread.
03 -
Place one slice of bread in the pan, buttered side down.
04 -
Top with half of the mozzarella, 1 tablespoon of pizza sauce, the pepperoni, the remaining sauce, and the remaining cheese.
05 -
Place the second slice of bread on top, buttered side up.
06 -
Grill until golden brown and crispy on both sides and the cheese is melted, about 2-4 minutes per side.