Air Fryer Cheese-Stuffed Mini Italian Meatloaves

Ingredients (11)

• + ⅓ cup milk add to pantry
• + 2 tablespoons purchased basil pesto add to pantry
• ✓ 1 egg, lightly beaten
• + 1 clove garlic, minced add to pantry
• ✓ ¼ teaspoon ground black pepper
• + 1 pound 90% lean ground beef add to pantry
• + ⅓ cup Italian-seasoned panko bread crumbs add to pantry
• + 8 slices pepperoni add to pantry
• + 2 ounces small fresh mozzarella balls (such as BelGioioso®) add to pantry
• + ½ cup marinara sauce, warmed add to pantry
• ✓ 1 tablespoon chopped fresh basil, or to taste