Instructions

  1. Cook macaroni according to package directions.
  2. Meanwhile, melt 4 tablespoons butter in a large saucepan. Stir in flour until smooth. Gradually add milk. Bring to a boil; cook and stir for 2 minutes. Reduce heat; add cheeses, mustard, salt and pepper. Stir until cheese is melted and sauce is smooth.
  3. Drain macaroni; add to the cheese sauce and stir to coat.
  4. Transfer to a greased shallow 3-qt. baking dish.
  5. Melt the remaining butter; toss with bread crumbs and parsley. Sprinkle over macaroni.
  6. Bake, uncovered, at 400° for 15-20 minutes or until golden brown.