01 -
Set oven temperature to 375°F and allow to fully preheat.
02 -
Using a sharp bread knife, create diagonal cuts across the loaf in a crosshatch pattern, ensuring not to cut entirely through the base.
03 -
In a medium bowl, combine melted butter, minced garlic, chopped parsley, onion powder, Italian seasoning, salt, and black pepper until evenly incorporated.
04 -
With a pastry brush, generously distribute the garlic butter mixture between all loaf cuts and surfaces, coating the bread thoroughly.
05 -
Carefully insert shredded mozzarella and cheddar cheese into all bread crevices, maximizing even distribution for optimal melt and coverage.
06 -
Wrap the stuffed loaf in aluminum foil and position on a baking sheet. Bake for 20 minutes, then unwrap and continue baking for an additional 10-15 minutes to achieve a golden crust and bubbling cheese.
07 -
Transfer bread to a serving platter and allow to cool briefly before pulling apart and serving warm.