Make this recipe a recipe that people in that category can eat. categories: ['vegetarian'], recipe: preheat the oven to 350 degrees. cook macaroni according to package directions. toss macaroni with truffle oil and set aside. melt the butter in a saucepan over medium heat. add the onion and cook over medium heat for 5 minutes. add the bacon and the flour, combine well and cook for 1 minute. whisk in the milk and chicken broth, stirring continuously. bring to a boil. when the mixture comes to a boil, take off the heat and stir in the mustard, salt, pepper and cheeses. stir well until all the cheese melts and is well incorporated into the sauce. mix together the sauce and the macaroni and pour into a greased baking dish. bake at 350 for 20 minutes.

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.