Marble Cake
Ingredients A:
Butter : 250g
Fine sugar : 200g
Ingredients B:
Egg : 6
Ingredients C:
Cake flour : 250g
Ingredients D:
Cocoa powder: 20g
Hot water : 60g
Method
1) Sift Ingredients C.
2) Dissolve Ingredients D with hot water to form a mix paste, set aside.
3) Blend Ingredients A evenly in the mixing bowl at medium speed till pale coloured.
4) Add eggs one at a time, combine well before adding 2nd eggs.
5) Reduce speed, add Ingredients C to the batter in three additions.
6) Spoon 1/3 of the mixture into a bowl and add in the cocoa mix paste.
7) Pour the batter into the a lined 20cm baking tin by alternating spoons of plain batter and cocoa batter. 
Bake in a pre-heated oven at 180°C for 45-50mins, remove from oven.
9)Transfer cake to a wire rack, leave to cool.