A cheesy, saucy meatball sub loaded with juicy beef meatballs, marinara, and melted mozzarella in a toasted hoagie roll. Perfect comfort food for any occasion.
1 lb ground beef
½ cup breadcrumbs
¼ cup milk
1 egg
¼ cup grated Parmesan
2 garlic cloves, minced
2 tbsp chopped parsley
1 tsp dried oregano
Salt and pepper to taste
3–4 cups marinara sauce
4 hoagie or sub rolls
1 cup shredded mozzarella
4 slices provolone cheese (optional)
Olive oil or garlic butter (for toasting)
Mix beef, breadcrumbs, milk, egg, Parmesan, garlic, parsley, oregano, salt, and pepper. Form into 1½-inch meatballs.
Brown meatballs in skillet, then simmer in marinara sauce for 15–20 minutes.
Toast split rolls with olive oil or garlic butter.
Fill each roll with meatballs and sauce, top with cheese.
Bake or broil until cheese is melted and bubbly.
Serve hot with sides of choice.
Make ahead and reheat as needed. Use Italian sausage or turkey if desired. Freeze extra meatballs for future meals.