01 -
In a medium-sized bowl, mix together the butter, parmesan cheese, garlic powder, and Italian seasoning until smooth and combined.
02 -
Spread the garlic butter mixture evenly over one side of each bread slice. Place the bread slices butter side up on a sheet tray until ready to use.
03 -
Heat a skillet over medium-low heat. Place one slice of bread butter side down in the skillet. Layer with 1 slice of mozzarella, 6 pepperoni slices, another slice of mozzarella, 6 more pepperoni slices, and a final slice of mozzarella. Top with another slice of bread, butter side up.
04 -
Cover the skillet with a lid and cook for 3-5 minutes, or until the bottom is golden brown. Carefully flip the sandwich and cook the other side until golden brown and the cheese is melted. Repeat with the remaining sandwiches.
05 -
Serve immediately with warm pizza sauce for dipping.