Ingredients: 6 T warm water, 1 packet dry yeast, 6 T buckwheat flour, 250 g. white flour, 350 ml warm milk, 3 egg yolks, 1/2 t. salt, 1 T sugar, 6 T butter melted, 1/2 cup sour cream, 3 egg whites.
Mix the two flours and add the yeast and warm milk. Stir well, and let it stand for 2 hours. Then add the egg yolks, salt, sugar, 2 T melted butter, and half a cup of sour cream. Beat the egg whites and add them to the mixture. Brush a hot grill with butter and cook the bliny.