Make a batter from the ingredients for the base. Spread the dough on a parchment-lined baking sheet.
Bake in a preheated oven at 160 ° C for about 30 minutes.
For the topping, cook a semolina porridge from the milk and semolina. Remove from the stove and stir in the butter in small pieces. Then stir in the powdered sugar and finally work in the desiccated coconut well. Spread the coconut mixture on the cooled base and let it set.
Finally brush with melted couverture. When dry, cut into pieces and serve.