Pepperoni Pizza Stuffed Garlic Bread

Bahan-bahan (12 porsi)

• 1 sturdy Italian loaf or French baguette
• 8 ounces cream cheese, softened at room temperature
• 2 cups shredded mozzarella cheese
• 1 cup pizza sauce, plus more to serve
• ½ cup parmesan cheese, plus more to top
• 1 tablespoon fresh basil, chopped, plus more to top
• ½ teaspoon dried oregano
• 6 ounces (about 1 1/2 cup) thick pepperoni slices, chopped, divided
• 4 tablespoons butter, melted
• 4 cloves garlic, minced
• Crushed red pepper flakes, optional, to top