Peter’s Coconut Cake recipe - The Great British Bake Off

Ingredients

• 1 whole fresh coconut
• 250g plain flour
• 50g coconut flour
• 5 tsp baking powder
• ½ tsp salt
• 220g cake margarine
• 300g coconut palm sugar
• 4 eggs, beaten
• 1½ tsp vanilla extract
• 200ml coconut milk
• 2 tbsp demerara sugar, for sprinkling
• 20g desiccated coconut, toasted, to decorate
• 300g unsalted butter, softened
• 450g icing sugar, sifted
• about 2 tbsp whole milk
• 1 tsp vanilla extract, or to taste
• green food-colouring gel