1 jar spaghetti sauce
1 (25 oz.) pkg. frozen ravioli, cooked
2 c. (16 oz.) small curd cottage cheese
4 c. shredded Mozzarella cheese
1/4 c. grated Parmesan cheese

Preheat oven to 350°F. Spread 1/2 cup spaghetti sauce in ungreased 9 x 13 pan. Layer with 1/2 the ravioli, 1/4 cup of sauce, 1 cup cottage cheese and 2 cups of Mozzarella. Repeat layers. Sprinkle with Parmesan cheese.

Bake, uncovered, at 350°F for 30 to 40 minutes or until bubbly. Let stand 5 to 10 minutes before serving.