Spray a 9 X 13 baking pan and add the whole bag of frozen ravioli.
Next spoon about the container of spaghetti sauce over the top of the ravioli. Save about a cup of sauce for pouring over the meatballs.
Add an entire bag of frozen pre-cooked meatballs.
Next mix the 1 cup of reserved spaghetti sauce with 1 cup of water. Just shake it up in the jar so you clean out the jar too. Pour this over the meatballs.
Sprinkle the frozen shredded cheese on top of the casserole.
Cover the pan with foil and bake for 1 hour with the foil on. Then remove the foil and bake another 15 minutes.
Make this Ravioli Meatball Casserole Recipe in a Slow Cooker
With just a few minutes of prep time, you can have all the ingredients layered and the slow cooker is ready to turn this into a scrumptious ravioli lazy lasagna. Just cook on high 3 hours or low 5 hours and enjoy a good meal at home.
What to do with Leftovers?
This pasta bake will keep in the refrigerator up to 5 days in an airtight container. When you are ready to eat, just dish some up in a microwave safe container and reheat for 2 minutes until hot and bubbly again.