Marble Cake

An unusual and easy cake,which can be made from ingredients easily found in you cupboard.

Ingredients

• 10g cocoa powder
• 1 tbsp milk
• 110g (4oz) plain white flour
• 40g potato flour
• 1/2 tsp baking powder
• 80g clarified butter
• 80ml corn oil
• 140g
• icing sugar sifted
• grated zest of 1/2 lemon
• 3 large eggs 175g in total
• icing sugar for dusting

how to make it

Use a 1kg loaf tin brush the bottom and just two-thirds up sides with melted butter, then dust with flour . Leaving the top edge ungreased  stops the mixture overflowing gives the finished cake a better look.

Mix together the cocoa powder and milk to make a smooth paste.Set aside.Sift the flour, a pinch of salt, and the baking powder together twice, then place on a sheet of greaseproof paper.Preheat the oven to 220 C (425F gas7)

Heat the butter and oil very gently into a pan until warm.In a large bowl, combine the icing, and vanilla sugar and the lemon zest.Add the butter and oil and mix well with a hand-held electric mixer .

Add the eggs 1 at a time, combine well, then mix in portion of flour ,beating well between additions.Beat for 5 min

Spoon one third of the mixture into another bowl, add the cocoa paste to this and with a balloon whisk blend the two together until smooth.

For the marble effect , spread a layer of pale mixture into the loaf tin , then place alternate spoonfuls of dark and pale batter. Top with a pale layer . Drag a fork down trough the mixture in a crisscross movement.

Place the oven and reduce the temperature to 200 C 400F gas 6 after 15 min, dip a knife tip in oil and make a shallow cute along the  length of the cake . Lower the oven temperature to 175C 350F gas 4
and bake for 35 min more.

Test with a skewer. When it comes out clean , take the cake out of the oven and run a knife around the edges of the tin . Turn the cake out onto a wire rack to cool. Dust with icing sugar to serve.