01 -
Evenly spread a thin layer of softened butter on one side of each bread slice. Sprinkle garlic powder and Italian seasoning over the buttered surfaces to enhance flavor during toasting.
02 -
Arrange two bread slices, buttered side down, on a flat surface. Spread marinara sauce on the exposed sides. Layer shredded mozzarella, Parmesan cheese, turkey pepperoni, and additional toppings if desired. Cap with remaining bread slices, buttered side up.
03 -
Heat a skillet or griddle over medium-low heat. Place assembled sandwiches in the pan and cook for 3 to 4 minutes per side, pressing gently with a spatula. Flip carefully and continue until bread is golden and cheeses have melted thoroughly.
04 -
Remove sandwiches from heat and allow to cool briefly. Slice in half and garnish with fresh chopped basil if using. Serve alongside marinara sauce for dipping.