"Why is it called Marble Cake"?
May be the idea of marbling two different colored batters into a cake originated in the nineteenth century in Germany.
Marble cake is a cake given a streaked, marble like appearance by the incomplete mixing of dark, i.e chocolate, and another lighter color batters.
Because the Vanilla cake batter and Chocolate cake batter are swirled together to make it look like marble... Hence Marble cake..
The white cake batter as your base & pour chocolate batter to make stripes on top of cake & have 2 run a knife through
it to give it the marbling effect. (or swirls).
The basic idea behind the marble cake is that you pour alternating layers of contrasting batters in a cake pan, so that you get a nice visual effect in each cut slice.
One has to make a single batter that you would divide into two.
Before putting to bake. For doing so you will have to melt the chocolate in a double boiler or do in the microwave, or add cocoa powder.. Then divide the batter into two parts..
In the first batter add the vanilla extract.
In the second add the melted chocolate or cocoa powder..
In a greased mold pour the contrasting batters one by one ..
Put to bake. When cut into slices after baking it will appear like THIS..