Add flour, baking powder, baking soda, sugar & cocoa powder into a bowl & mix. In a seperate bowl mix oil, egg, butter milk, vanilah flavour, food color & mix. Then bring the dry ingredients i.e flour mixture & gently add into the wet ingredients & mix gradually & gently until well mixed & there are no lumps.

Then lubricate your containers with butter & spread some flour in it put the batter in the container put into a pre- heated oven & bake until tooth pick comes out clean with out any traces of batter & thats it..