Meatball Sub Casserole

Raise your hand if you love meatball subs? Now how would you like to take all those flavors you love about a meatball sub and turn it into a casserole? Well, here ya go folks. This was the best tasting casserole I have had in a while. Not only was it super easy to make but the flavors blended so well together.


  • 1/3 cup chopped green onion
  • 1/4 cup seasoned bread crumbs
  • 3 Tablespoons grated Parmesan cheese
  • 1 lb ground beef
  • 1 loaf Italian bread cut into 1 inch slices
  • 8 ounces cream cheese softened
  • 1/2 cup mayonnaise
  • 1 teaspoon Italian seasoning
  • 1/4 teaspoon pepper
  • 2 cups shredded mozzarella cheese divided
  • 1 (28 ounce) jar of your favorite spaghetti sauce
  • 1 cup water
  • 2 garlic cloves minced

How To Make Meatball Sub Casserole

  1. Preheat oven to 400 degrees F.
  2. In a bowl, combine onions, bread crumbs and Parmesan cheese.
  3. Add beef and mix well.
  4. Shape into 1-inch balls; place on a cookie sheet.
  5. Bake for 15-20 minutes or until no longer pink. (Or fry in a skillet on medium heat).
  6. Reduce oven temperature to 350.
  7. Meanwhile, arrange bread in a single layer in an ungreased 13×9 baking dish. (All of the bread might not be used.).
  8. Combine cream cheese, mayo, Italian seasoning and pepper; spread over the bread. Sprinkle with 1/2 cup mozzarella.
  9. Combine sauce, water and garlic; add meatballs.
  10. Pour over cheese mixture; sprinkle with remaining mozzarella.
  11. Bake, uncovered at 350 for 30 minutes or until done.

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