METHOD
1. Place the cake mix, water, oil, desiccated coconut, chopped pecans and grated sweet potato into a bowl.
2. Mix together to form a smooth batter.
3. Pour into a well greased or pre-lined loaf tin.
4. Bake in a lower half of a preheated oven 170 °C (340°F, Gas Mark 3) for approximately 55-60 minutes.
5. Remove from tin after 5 minutes and cool on a wire tray.
6. Mix the icing sugar with a 1-2 tbsps of water to form a thick but slightly runny icing.
7. Pour the icing on top of the cake.
8. Sprinkle on the toasted coconut.