Father's Day

i made another cake =)) this time is chocolate cake for my dad...not really hard one to do...as i din put any icing and topping =x...
here's the recipe~

Butter 250g
castor sugar 250g
self-raising flour 225g(note:u can make it by using 225g all purpose flour + about 2 teaspoon baking powder + some salt)
Salt a pinch
cocoa powder 25g
baking powder 3/4 teaspoon
5 eggs
8 tablespoon milk
1 teaspoon vanilla essence