Ingredients

Instructions

  1. Cook macaroni about 5 minutes and drain.
  2. Meanwhile, melt butter over medium heat in large saucepan.
  3. Whisk in flour and cook 1 minute.
  4. Gradually whisk in milk and add salt, mustard, garlic powder, and pepper.
  5. Cook, stirring constantly, until thicked and just beginning to boil.
  6. Reduce heat and simmer 5 minutes.
  7. Remove from heat.
  8. Add cheeses and stir until melted.
  9. Stir in macaroni and transfer to greased 2 1/2 quart casserole dish.
  10. Bake at 350 degrees for 25 minutes.
  11. Let stand 5 minutes before serving.