Wash the blueberries and drain well. Grease a springform pan (20 cm Ø) and sprinkle with coconut flakes
Cream 60 g fat, sweetness, lemon peel and 1 pinch of salt. Stir in the eggs one by one. Mix flour and baking powder, sieve over it and stir in mineral water
Spread the dough into the mould. Spread blueberries on top. Bake in the preheated oven (electric cooker: 175 °C/circulating air: 150 °C/gas: level 2) for about 20 minutes. Sprinkle with coconut chips and bake for about 5 minutes. Let them cool down