1. Preheat the oven to 170 °C or 150 °C for fan ovens.
2. Grease the baking mould and cover with baking paper.
3. Soak the coconut in the milk 2 hours in advance.
4. Mix the Zùsto with the flour.
5. Now mix the butter, eggs, lemon zest, milk and coconut together into the flour mixture. 
6. Bake for 1 hour.
7. Place the cake on a wire rack for 10 minutes before removing it from the baking mould.

Enjoy!