Instructions

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