Stuffed Italian Meatloaf

Ingredients (11)

• + 2 pounds lean ground beef add to pantry
• + 1 cup pasta sauce add to pantry
• + ½ cup Italian-style bread crumbs, or more as needed add to pantry
• + ¼ cup minced onion add to pantry
• ✓ ¼ cup ketchup
• ✓ 1 egg, beaten
• + 2 large cloves garlic, minced add to pantry
• + ½ teaspoon oregano add to pantry
• + ½ teaspoon salt add to pantry
• + ¼ teaspoon ground black pepper add to pantry
• + 1 ½ cups shredded mozzarella cheese, or more to taste add to pantry