Egg and sugar beat with a mixer for 5 minutes then add the oil, yogurt, stirring it with baking soda and vanilla. Mix everything with a mixer. Then pour the flour and again crashed. Of this total

Everything except the butter and powdered sugar with a mixer stir the mixture and bake in greased pan in a preheated 220 C oven. The butter and powdered sugar are stirred and smeared up the cold cake

Grate the chocolate and 1/4 cup (50 ml) of water to put the fire to melt. Separately, mix the butter, broken well, sugar and egg yolks one by one. To this is added the cooled down chocolate, flour and