Preheat oven to 375F.
In large pot cook ziti to package instructionsfor al dente. Drain and set aside.
In large pot, heat olive oil, and garlic for30 seconds, until fragrant. Addmushrooms and brown until water is released and have decreased in volume byabout half. Do not salt them!
Then add ground beef, about ½ tsp salt. Cook until browned.
Add marinara and chopped tomatoes (and their juices) to the meat mixture. Add seasonings, salt and pepper to taste and simmer for 20 minutes.
In separate bowl combine ½ mozzarella cheese, all of the ricotta, parmesan, salt and pepper to taste and eggs.
Then add cooled pasta to cheese mixture and coat well. Next combine noodles with 3-4 cups meat sauce.
Finally, layer your baking dish with ½ noodle mixture, ½ the sauce and half of remaining mozzarella. Repeat one more time.
Bake covered for 45 minutes to 1 hour or until heated through. Remove foil during the last 15 minutes to brown top.