Mix the butter and sugar together, add the eggs. Mix in flour and baking powder. Also stir in the milk and the chocolate flakes. Grease a springform pan (28 cm) and pour in the batter. Spread the drained cherries on the dough, press in a little. Bake in a preheated oven at 170 ° C (top / bottom heat) for about 30 minutes until golden brown. Do a chopstick test!