This recipe freezes great.
1 package ziti macaroni,cooked and drained
1 lb cottage cheese
1 (8 oz) shredded cheese
1 (15 oz) can tomato sauce
1½ tsp pizza spice
12 slices american cheese. optional
Place all ingredients besides american cheese in a 9x13 pan. Mix until well combined. Top with american cheese, if using. Cover and bake on 350 for 1/2 hour. Uncover and bake for additional 15 minutes.