1 c. elbow macaroni
1 (7 oz.) can tuna, drained
1 c. tomato sauce
1/2 c. cottage cheese
1/4 c. yogurt or sour cream
1 sm. onion, minced
1/2 tsp. salt
1/4 c. bread crumbs
1 tbsp. melted butter for greasing dish

Cook and drain macaroni according to package directions. Add and stir in tuna, tomato sauce, cottage cheese, yogurt, onion and salt. Pour into greased casserole. Sprinkle bread crumbs around border of casserole and bake at 350 degrees for 30 minutes. Serves 4.