Six Hard boiled eggs, sliced
One tablespoon of butter
One tablespoon of flour
One teaspoon salt
Pepper to taste
One teaspoon of prepared mustard (opt)
One cup of milk
Toasted bread

Make a basic white sauce first. Melt the butter in a pan, then add the flour, salt, pepper to it. Then add mustard to it. Now add the milk very slowly to the mixture. Stir it over medium heat until it is thick. Now add the eggs to it. Pour over toast and enjoy.