Tenderloin wash and cut into small pieces across the grain. Fry in oil on both sides. Remove from the pan onto a plate.

Onions cut into half rings, carrot grate on medium grater. Put in the pan after the meat and fry for about 5 minutes, Shift to one end. Return the meat to the pan, sprinkle with salt, cover zazharkoy and pour hot water. Make a small fire and simmer about 30 min. the Water should boil away almost completely. In another pan fry the mushrooms for about 10 min.

Sour cream to combine with egg whites, salt and a little beat up.

Now in a pan add the mushrooms, stir. Fry for 3 minutes Pour all the sour cream and egg mixture and mix well. Cover and simmer for another 5 minutes (sour cream layer should be thick, like a soufflé ).