Crock Pot Meatball Sub Casserole Recipe

Cooking Directions

• STEP 1.In a large skillet, brown the meatballs on all sides.
• STEP 2.Transfer the meatballs to a slow cooker and pour marinara sauce over them.
• STEP 3.Cover and cook on low for 4-6 hours or on high for 2-3 hours, until the meatballs are cooked through.
• STEP 4.Preheat the oven to broil.
• STEP 5.Place the bread slices on a baking sheet and toast them under the broiler until golden brown.
• STEP 6.Remove the meatballs from the slow cooker and place them on the toasted bread slices.
• STEP 7.Top the meatballs with shredded mozzarella cheese.
• STEP 8.Place the baking sheet under the broiler until the cheese is melted and bubbly.
• STEP 9.Serve the meatball sub casserole hot, with extra marinara sauce on the side for dipping.

Cooking Tips

• You can use store-bought frozen meatballs or make your own from scratch.
• To make the meatballs ahead of time, brown them in a skillet and freeze them. When ready to use, thaw and proceed with the recipe.
• If you prefer a softer bread texture, you can skip toasting the bread slices.

Storage and Serving

• Leftovers can be stored in an airtight container in the refrigerator for up to 3 days.
• To reheat, place the casserole in a preheated oven at 350°F (175°C) for about 15-20 minutes, or until heated through.
• Serve the meatball sub casserole as a main dish with a side salad or as a party appetizer.