Preparation
Preheat 350 degrees.
Grease 9x13 baking dish.
- - -
Cook Ziti until al dented: drain and put in large bowl.
Mix Ricotta and 1/2 the Mozzarella with the Ziti.
Cover bottom with 1/2 the spaghetti sauce.
Spoon Ziti mix into baking dish.
Cover with remaining sauce.
Sprinkle with Parmesan and remaining Mozzeralla
Optional: Top with bread crumbs.
Bake 20 -- 30 minutes