Macaroni And Cheese Casserole
["Ritz crackers", "1/2 lb. sharp Cheddar cheese, grated", "1 can cream of mushroom soup", "8 oz. cooked macaroni", "3 Tbsp. margarine", "1/2 c. mayonnaise"]
["Cook macaroni, mix all ingredients and place in a greased casserole.", "Top with crushed Ritz crackers.", "Bake at 300\u00b0 for 30 minutes."]
["crackers", "Cheddar cheese", "cream of mushroom soup", "macaroni", "margarine", "mayonnaise"]