Kelly'S Rich Bechamel Sauce - cooking recipe

Ingredients

1/2 cup unsalted butter
1/2 cup flour
3 cups milk
2 egg yolks, slightly beaten
1 1/2 - 2 teaspoons salt, to taste
1/2 teaspoon white pepper

Preparation

In frying pan or large saucepan, melt butter over medium heat.
Stir in flour, cook and stir constantly over lower heat for 2-3 minutes. DO NOT BROWN.
Slowly whisk in 3 cups of milk.
Cook and stir over medium heat til thick and low-boiling.
Low-boil, stirring, for 3-5 minutes.
In small bowl, mix egg yolks.
Add, stirring, 2 Tbl. cooked sauce, ONE TBL. AT A TIME, into beaten yolks. Add a bit more sauce, stirring, then slowly whisk into skillet of sauce.
Whisk in salt and pepper, remove from heat.