01 -
Preheat the oven to 400°F. Line a large rimmed baking sheet with parchment paper.
02 -
In a bowl, stir together the mozzarella, 1/3 cup Parmesan, Italian seasoning, garlic powder, and red pepper flakes if using.
03 -
Spoon 18 small mounds of the cheese mixture onto the parchment, using about 1 tablespoon each. Leave about 2 inches between mounds.
04 -
Press 2 mini pepperoni slices into each mound. Sprinkle the remaining Parmesan lightly over the tops.
05 -
Bake for 7-9 minutes, until the chips are bubbly with deep golden edges. Rotate the pan if one side browns faster.
06 -
Let the chips cool on the pan for 5-10 minutes until firm. Transfer to a rack or plate and serve with warm marinara and herbs if desired.