Make this recipe a recipe that people in that category can eat. categories: ['vegetarian'], recipe: in a pot, cook macaroni until of desired consistency. drain and set aside. in a large pot, melt margarine and cook carrot, onion and celery over medium heat until they are softened. stir in flour, mustard powder and salt. stir constantly for about 1 minute. stir in milk and chicken broth. stir occasionally until it comes to a full boil and then let boil for one minute. stir in cooked macaroni and cheese. stir constantly until cheese is melted.

Target recipe: alternate layers of macaroni, cheddar, and cottage cheese in a greased 2-quart baking dish; beginning with macaroni and ending with cheddar. melt 1/4 cup butter; stir in flour to make a smooth mixture. blend in milk gradually. heat to boiling; stirring constantly. cook until thickened about 2 mins. add salt and pepper. pour over macaroni and cheese. bake at 375 degrees for 30-35 minutes.