1/2 pound ground beef
1 medium onion, chopped
2 garlic cloves, minced
1 3/4 cups spaghetti sauce
1 can diced tomatoes
1 can tomato paste
6 tablespoons water
1 tablespoon fresh parsley
1 1/2 teaspoons Worcestershire sauce
1 teaspoon dried basil
3/4 teaspoon dried oregano, divided
8 ounces ziti or small tube pasta
1 cup part-skim ricotta
1 cup shredded part-skim mozzarella cheese
1/4 cup grated Parmesan cheese, divided
1 egg, lightly beaten
1/4 teaspoon salt
1/4 teaspoon pepper
In a large saucepan, cook beef and onion over medium heat until no longer pink. Add garlic; cook 1 minute longer. Drain.
Stir in spaghetti sauce, tomatoes, tomato paste, water, parsley, Worcestershire sauce, basil and 1/2 teaspoon oregano. Cover and simmer 3 hours, stirring occasionally.
Cook pasta according to package directions, drain. In a large bowl, combine the ricotta, mozzarella, 2 tablespoons Parmesan cheese, egg, salt and pepper.
Spread 1 cup meat sauce into a greased 13x9 inch baking dish. Layer with half of the pasta, a third of the meat sauce and half of the cheese mixture. Repeat layers. Top with remaining sauce. Sprinkle with remaining Parmesan and oregano.
Cover and bake at 350F for 1 hour or until heated through.