Marble cake recipe
1cup stork to bake margarine
1 and 1/2 cups castor sugar
1 cup milk
4 eggs
1/4 cup oil
3 and 1/4 cups flour
1/4 cup cocoa powder
1/4tsp salt
4 tsp baking powder
Vanilla essence

Method
Cream sugar and margarine until it’s creamy, add eggs one at a time add 1 tsp vanilla essence add oil, add milk and mix well, then add flour, baking powder and salt and mix well. 

Then pour 3/4 mixture of your dough in ur prepared pans leaving the small amount of dough then on that remaining dough add 1/4 cup of cocoa mix it well then for sing a knife make swirls then bake at 180degrees for 30minutes.

Source: Slungile Maka Bhoyo Mbatha