Sour cabbage with eggs

       One sour cabbage
   4 egg whites

       4 egg yolks

       70 g of butter

       3 tablespoons of flour

       Pepper, salt - to taste

Boil sour cabbage in water for 20 minutes. Take out the sour cabbage and chop into a small pieces.Whisk 4 egg whites. Put in another dish: 4 egg yolks, 50 g of butter, a dash of pepper, 3 tablespoons of flour, a dash of salt and whisked egg whites and blend. Put the sour cabbage into this mixture and stir well.  Steam this mixture for 30 minutes. Transfer  into suitable container and pure with hot butter.