Mix butter and sugar until light and fluffy,add the eggs one at a time,mix flour and baking powder and add,little at a time until it is mixed well,add in the flavour,coffee and Cocoa powder.added pink food color to one third of the batter(this is optional)grease the pan then poured a little of the pink batter first followed by the chocolate one,jus to give some color,pre heat the oven bake for about 15 to 20 mins then use a toothpick to check when it's done.