- 1 package frozen meatballs
- 1 (24 oz.) Spaghetti Sauce
- 1 package shredded Mozzarella cheese
- 1 package shredded Parmesan cheese
- 1 package of sub buns
- Place the meatballs in the crock pot and top with the spaghetti sauce.
- Cook on low for 4 to 6 hours.
- Put 3-4 meatballs on each sub and ladle some of the sauce over the meatballs.
- Top with Mozzarella and Parmesan cheese.
- If you want to melt the cheese, broil for 3 minutes or until the cheese is completely melted.