2 lbs. ground beef
1/4 c. chopped onion
1 (6 oz.) can tomato paste
1 (8 oz.) can tomato sauce
1 can mushrooms
1 tsp. salt
1/2 tsp. pepper
1 1/2 tsp. oregano
1 clove garlic
1 1/2 tsp. sweet basil
1 1/2 tsp. parsley
1 c. water
1 pkg. riggatoni noodles
1 (8 oz.) pkg. Mozzarella cheese

Preheat oven to 300 degrees. Brown hamburger and onion; add tomato paste, tomato sauce, mushrooms, salt, pepper, oregano, garlic, sweet basil, parsley, and water and simmer 1 hour.

Cook riggatoni noodles per package directions. Layer noodles, sauce, and cheese. Bake at 350 degrees for 1 hour.