1In a medium stock pot combine the diced tomatoes, tomato sauce, chopped onion, Italian seasoning, salt and water. Stir in the minced garlic in quantity desired. Allow mixture to simmer for 2 hours. If sauce seems dry add additional water.
2In large pot of boiling salted water cook the ravioli until done. Drain.
3In a 9x13 inch pan layer sauce and cooked ravioli. Top with grated Parmesan cheese and grated mozzarella cheese.
4In a preheated 400 degrees F(205 degrees C) oven bake for 30 minutes, or until light golden brown. Let cool 15 minutes before serving.
Footnotes
Tip
Aluminum foil helps keep food moist, ensures it cooks evenly, keeps leftovers fresh, and makes clean-up easy.