Ingredients

Instructions

  1. Saute the onion and green pepper in the butter.
  2. Gradually add flour, milk and mustard.
  3. Cook until thickened, stirring constantly.
  4. Put the ham and potatoes in a casserole dish.
  5. Pour sauce over. Season with salt and pepper to taste.
  6. Top with cheese.
  7. Bake uncovered in a 350 degree Fahrenheit oven for 25 to 30 minutes.