Baked Ravioli

1 package frozen meat or cheese ravioli
Mozzarella cheese
Spaghetti sauce (homemade or prepared)

Heat oven to 350 degrees F.

Cook the ravioli as directed on the package. Spread a little spaghetti sauce on the bottom of a casserole dish. Put ravioli on top of the sauce. Spread more sauce over the ravioli. Cover with mozzarella cheese and bake until the cheese is melted.