In a bowl mix dry ingredients like maida,coco powder baking powder salt except sugar

Now in anaother bowl add egg whites and beat until stiff add sugar and beat add lemon juice and beat.......now beat egg yolks in another bowl...then add dry ingrediens in batches in egg yolk mixture add oil and beat until become smooth...now add egg whites in this mixture and fold...now grease the cake tin and add the whole mixture in it and bake.....

Melt choclate add nuts if u want....now pour it on the cake when cake is cold add the bunties and serve cold