4-Ingredient Meatball Sub Casserole

4-Ingredient Meatball Sub Casserole is the casserole version of the classic sandwich recipe. If you like meatball sub sandwiches, then you will definitely love this easy meatball casserole. This easy dinner is perfect for a busy weeknight because it comes together in 20 minutes! You just can't beat a recipe that is fast, easy, and delicious. This easy casserole recipe uses frozen mozzarella appetizer bites and frozen meatballs, which will save you time. Simply combine the mozzarella bites, meatballs, a jar of pasta sauce, and mozzarella cheese and let the casserole bake in the oven.

Preparation Time5 min

Cooking Time15 min