Meatball Sub Casserole. Start with frozen meatballs, prepared sauce, and a loaf of frozen garlic bread and serve your family this fun and hearty meatball casserole just Meatball Sub Casserole. It's so easy to enjoy this classic sub in casserole form! Grab a fork and sink your teeth in to this delectable Meatball Sub Casserole.

If you like meatball subs, this tangy casserole from Gina Harris in Seneca, South Carolina is sure to be a favorite. It's fast, flavorful and with a green salad…becomes a meal! Wonderful take on the Italian Meatball Sandwich. You can have Meatball Sub Casserole using 11 ingredients and 5 steps. Here is how you cook that.

Ingredients of Meatball Sub Casserole

1. You need 3 cans of refrigerated biscuits.
2. Prepare 1 of small bag frozen meatballs, thawed.
3. You need 1 (16 oz) of jar alfredo sauce.
4. It's 1/2 of small jar spaghetti sauce (you can adjust this to taste).
5. It's 2 cups of shredded mozzarella.
6. It's 1 cup of shredded cheddar.
7. Prepare 1/2 cup of grated parmesan.
8. It's 2 tbsp of minced garlic.
9. You need 1 tsp of salt.
10. It's 1 tsp of black pepper.
11. It's 1/4 cup of chopped parsley (optional).

Skip to Meatball Sub Casserole content. MEATBALL SUB CASSEROLE — Everything you love about a meatball sub sandwich in convenient casserole form. There are several versions of meatball sub casserole online and after several attempts, we created a version we love. We now keep our Meatball Sub Casserole in our monthly dinner rotation!

Meatball Sub Casserole step by step

1. Preheat your oven to 350° and spray a 13x9" casserole dish with non-stick spray..
2. Cut your biscuits into quarters and scatter in your pan, making sure the bottom is completely covered..
3. In a medium bowl, mix together alfredo, spaghetti sauce, garlic, salt and pepper, and parmesan. Stir in 1 cup of mozzarella and 1/2 cup cheddar..
4. Pour the mixture over the biscuits and gently mix. Carefully press the meatballs into the biscuits, as many as you can fit in the pan without them touching each other. Cover in foil and bake for about 30 mins..
5. Pull the pan out and remove the foil. Sprinkle the rest of the cheese on top and bake unwrapped for about 15 mins, or until the cheese is bubbly and browning a bit. Remove from the oven and serve hot. Garnish with parsley and parmesan, if desired..

Making individual meatball subs is a chore and takes you away from the party. Everyone will love it, and you will love how easy it is! Comfort food that is always super easy and convenient! That meatball sub casserole looks awesome! Look at that wonderful cheesy goodness!