Cheesy Beef Meatball Bake

Ingredients

• 1 lb. Ground Beef

• ¼ cup white onion, diced

• 1 large egg

• ½ tsp. salt

• ⅓  cup Italian bread crumbs

• ½ tsp. minced garlic

• 2 tsp. dried parsley flakes

• 32 oz. prepared marinara sauce

• 16 bocconcini (small mozzarella balls)

Optional ingredients

• Fresh basil leaves