Take curd, powder sugar, oil. Whisk till creamy and there are no lumps.

Gradually add the maida in little quantities, again whisk it. Add milk for batter consistency. Add baking soda and baking powder, vanilla extract. Whisk and make smooth batter.

Add the cocoa powder, butter and whisk. Grease a cake tin and pour the batter. Bake the cake in a pre heated oven at 180°c for 30 mins.