Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2      tablespoons   butter
   2      tablespoons   flour
     3/4  cup           milk
     1/2  teaspoon      salt
     1/4  teaspoon      freshly ground pepper
   1      pinch         grated nutmeg
   4                    egg yolks
   1      cup           shredded Swiss cheese
   5                    egg whites

Preparation:

Melt butter in heavy saucepan over low flame. Stir in flour. Add milk, salt, pepper, and nutmeg, stirring constantly until smooth and thickened. Take pan off fire and stir in yolks one at a time. Add cheese. Mix well. Return pan to fire and, stirring constantly, cook over a low flame for 10 minutes, or until cheese is melted. Let cool slightly. Beat egg whites until they are stiff, and fold them into cheese mixture. Pour batter into a buttered soufflé dish. Bake in oven at 375F for 30 minutes. Serve immediately. Recipe Source: THE ART OF FRENCH COOKING by Fernande Garvin