Make this recipe a recipe that people in that category can eat. categories: ['vegetarian'], recipe: cook pasta in salted boiling water. shred cheddar and swiss cheese. melt butter then add flour, mustard powder and onion powder to make a rue. let the rue cook gently for a few minutes. add milk and worcestershire sauce to rue and continue to cook over low heat until thoroughly combined. add shredded cheese to sauce mixture. pour sauce over pasta and transfer to baking dish. bake at 375 for 25 minutes until browned.

Target recipe: grease or spray with non-stick cooking spray a casserole dish. melt butter in medium saucepan. when melted, add flour, stirring constantly for about 1 minute (until butter is absorbed). whisk in hot milk, cook for 3 minutes (stirring constantly). add 1 cup each of the cheeses, and stir until smooth. cook macaroni, drain, rinse under cold water, and drain again. combine everything together and pour into casserole dish. sprinkle the rest of the cheese on top, and bake at 400ffor 20 minutes.