Baking powder put in yogurt. Add 1/2 cup water, milk with baking powder, sugar the oil, both vanilla and 1 cup flour. Mix everything very well, separated 3 tbsp of the mixture into another container. Add the second cup of flour and egg. Pour into greased cake pan. Bake in a preheated oven at 200 C first 15 minutes, then reduced to 150 C. At the separated 3 tbsp of the mixture is added to the chocolate and margarine glaze, put it on the hot plate and stirred constantly until homogeneous. Once ready, during baking the cake can be sprinkled with 1 tbsp of icing. Glaze leave in a warm bowl of water for not tightening. 10 minutes after the cake out of the oven, pour the glaze. Leave in the refrigerator for at least 2 hours prior to serving.