Preheat oven to 350°. Heat large covered saucepot of salted water to boiling over high heat. Add noodles and cook as label directs; rinse noodles under cold water and drain.
Meanwhile, heat large saucepot over medium-high heat. Add ground beef and sausage, and cook 8 to 10 minutes or until browned.
Add onions and garlic, and cook 4 minutes or until onions are soft. Add tomatoes, marinara sauce, Italian seasoning, salt and pepper. Heat to simmering and cook 10 minutes. In large bowl, combine ricotta cheese, 3 cups mozzarella cheese and 1-3/4 cups Par
Spray 13 x 9-inch baking dish with nonstick cooking spray. Spread 2 cups sauce into bottom of baking dish. Place 3 noodles over sauce, top with 1/5 of the sauce. Repeat 4 more layers of noodles, cheese mixture and sauce; top with remaining 1 cup mozzarell
Cover with foil; bake 45 minutes. Remove from oven and let stand 20 minutes before cutting.