In a large bowl, mix butter and sugar together till smooth

Add chocolate essence, baking powder and baking soda and curd

Mix it and add half of the flour and milk

Mix it in a same direction

Add remaining milk, flour and cocoa powder

In last add hot water and mix it properly

Grease cake tin with butter and pour the batter

Bake it at 220•c for 18 minutes

Let it cool down completely and demould