Serves 12 • Prep 25 mins
• Cook 45-50 mins
100g cocoa powder200ml boiling water350g self-raising flour1½tsp baking powder½tsp bicarbonate of soda½tsp salt400g light muscovado sugar3 medium eggs, beaten150ml soured cream2tsp vanilla extract275ml vegetable oil
For the chocolate ganache icing:300ml double cream140g dark chocolate, chopped
