Baked Chicken Ziti

1 jar spaghetti Sauce
1 1/2 c. water
1 15 oz. ricotta
1/4 c. parmesan cheese
2 c. mozzerella cheese
8 oz. ziti or any tube pasta uncooked
1 pnd. chicken

stir in all ingredients except reserve 1 c. mozzerella , pour in baking dish and bake covered 400 for 55 min. , then sprinkle with 1 c. mozzerella and bake till cheese is melted. allow to stand 10 min.