- 4 cups shredded mozzarella cheese
- 1 (15 ounce) container ricotta cheese
- 1 (10 ounce) package frozen chopped spinach, thawed and drained
- 1 (12 ounce) package jumbo pasta shells, cooked and drained
- 1 (28 ounce) jar spaghetti sauce
- Combine cheeses and spinach; stuff into shells. Arrange in a greased 13-in. x 9-in. x 2-in. baking dish. Pour spaghetti sauce over the shells. Cover and bake at 350 degrees F for 30 minutes or until heated through.