Ingredients:
1 small onion, grated
1/2 cup fresh flat-leaf parsley, chopped
2/3 cup grated Parmesan Cheese
1/3 cup Italian bread crumbs
1 large egg
2 tablespoons marinara sauce plus 1/3 cup
3 garlic cloves, minced
1 pinch of crushed red pepper flakes
Salt and pepper to taste
1 package of ground beef (1.5-2lbs)
16 cubed pieces of mozzarella cheese (1/2 inch cubes)
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