Meatball Submarine Casserole Recipe: How to Make It

Meatball Submarine Casserole Recipe: How to Make It

www.tasteofhome.com

We were hosting a bunch of friends, and after a comedy of errors, I had to come up with a plan B for dinner. I realized that much-loved meatball subs are even better as a hearty casserole—so...

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  • meatball sub casserole taste of home
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Ingredients

  • 1 package (12 ounces) frozen fully cooked Italian meatballs
  • 4 slices sourdough bread
  • 1-1/2 teaspoons olive oil
  • 1 garlic clove, halved
  • 1-1/2 cups pasta sauce with mushrooms
  • 1/2 cup shredded part-skim mozzarella cheese, divided
  • 1/2 cup grated Parmesan cheese, divided

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