In a bowl whisk sugar, essence, margarine and eggs.
Add in sifted flour with baking powders. Fold it alternating with milk until a runny butter is achieved.
Divide half of the butter in another bowl and add in sifted cocoa powder.
Grease your baking tin and start pouring the butter alternatively, use a serving spoon. Scoop one plain spoon of butter in the middle of the tin then again scoop one spoon of cocoa butter in the middle of the tin, let it overflow on it's own don't shake the tin. Repeat the process until all is done then take a knife and cut into four quarters.
For the quarters : make a cut from the edge of the tin towards the centre, lift the knife and again make a cut from the opposite side of the tin's edge to the centre. (a cross like shape) You can repeat that as many times as you like
Bake in a preheated oven
