Sieve flour and baking powder,set aside.Beat egg white till fluffy,set aside,cream butter and sugar till fluffy, add flavour to eggs,beat till fluffy,add to creamed mixture,add milk,mix,fold in sieved flour and baking powder,gradually,mix,add egg white last,mix well...allow to rest for 15mins.Grease pan,scoop batter inside bake in preheated oven.

Butter cream icing:icing sugar 1kg,butter 500g,cream only butter till it doubles in size,add icing sugar gradually, add lemon juice,1tbs as flavour,cream,apply colour of choice with oalkete knife and piping nozzle..