Preheat oven to 350.
Boil ziti or other pasta, i.e. rigatoni, penne, farfalle, rotini, following package directions, drain and place in a large bowl.
To ricotta, add salt and pepper (about 1tsp each), dried parsley and blend. Mix all the ricotta cheese and half of the mozzarella with the ziti.
Spray a 13x9 pan with Pam.
Cover the bottom half of the pan with about half the sauce.
Put the ziti mixture on top of sauce.
Pour remaining sauce on top of ziti.
Sprinkle with the parmesan cheese.
Top with the remaining mozzarella cheese.