Irish coffee cake - Master recipes

Ingredients

• 175ml vegetable oil, plus extra for the tins -
• 2 eggs, beaten -
• 175ml buttermilk -
• 170ml strong coffee made with 2 tbsp coffee granules, cooled -
• 350g plain flour -
• 2 tsp bicarbonate of soda -
• 1 tsp baking powder -
• 125g caster sugar -
• 125g light brown soft sugar -
• chocolate shavings or chocolate-coated coffee beans, to decorate (optional) -
• 250g double cream -
• 250g mascarpone -
• 225g icing sugar, sifted -
• 1 tbsp cocoa powder -
• 90ml Irish cream liqueur -