Mix the butter with the sugar. Add alternately egg yolks, milk, which is dissolved baking powder, flour, the walnuts, raisins and vanilla, stirring constantly. Finally egg white was added to the thick broken snow, with stirring. Bake cakes in shape in a hot oven. Once cool, pour the cake with frosting. The glaze is prepared as follows: mix of snow whites with powdered sugar and add the juice of 1 lemon. The mixture was beat until thickened and poured onto the cake and quickly spread with a knife on the uniform layer. The cake is cut when the icing dries.