Make this recipe a recipe that people in that category can eat. categories: ['vegetarian'], recipe: heat oven to 350. cook macaroni as directed on package. while macaroni is cooking, melt butter in 3-quart saucepan over low heat. stir in flour, salt, pepper, mustard, and worcestershire sauce. cook over low heat, stirring constantly, until mixture is smooth and bubbly and remove from heat. stir in milk. heat to boiling, stirring constantly. boil and stir 1 minute. stir in cheese. cook, stirring occasionally, until cheese is melted. drain macaroni. gently stir macaroni into cheese sauce. pour into ungreased 2-quart casserole. bake uncovered 20 to 25 minutes or until bubbly.

Target recipe: bring a large pot of water to boil; cook pasta until al dente. while pasta is cooking, in med saucepan, melt 2 t of the margarine. remove from heat; add flour and stir until blended. whisk in stock and milk, stirring over med heat until mixture comes to a boil and thickens. reduce heat to low. stir in cheeses and seasonings. continue stirring until cheese is melted. remove from heat and set aside. in a large skillet, melt remaining 1 t margarine. add remaining ingredients. cook vegetables, stirring constantly, for about 5 minutes, until tender/crisp. reduce heat to low. when noodles are done, drain well. toss with vegetables; stir in cheese sauce. garnish with scallion curls.