Grind banana in a mixer grinder by combining milk.make a smooth paste.
Now seave wheat flour.cocoa powder. Baking powder and baking powder together.add powder sugar.
Now add chocolate assence in milk.add milk in flour and mske a semi thick paste.(pouring consistency)
Grease a nonstic tawa .spread a ladle full of batter on it.sprinkle little oil over it.flip to cook from another side.
Cook another pan cakes by follow same process.