Make this recipe a recipe that people in that category can eat. categories: ['low_sugar'], recipe: this step will take approximately 20 minutes, so preheat oven to 350° while working on this step. put macaroni to boil. in a medium pot heat butter and sauté onions. add milk, flour, salt and pepper; bring to a rolling boil. slowly add cheddar cheese, stirring while adding. after cheddar has dissolved, add the mozzarella, stirring while adding. drain macaroni. add macaroni directly to the cheese mixture in the pot. pour mac and cheese mixture into large lasagna pan. put in oven and bake for 30 minutes or until top is bubbly and golden brown.

Target recipe: cook macaroni according to directions on box. sauté onion and red pepper in a little oil until they are just tender. grease crock-pot with butter. mix all ingredients in crock pot, cook on high for 30 minutes and then turn on low and cook for 2 hours.