Knead flour, baking powder, fat in flakes, sugar, salt, cocoa and egg with the dough hooks of the hand mixer to a smooth dough. Cover and chill for at least 30 minutes. Roll out the dough and cut out 20 circles (approx. 8 cm Ø) with a round cookie cutter. Place on a baking tray lined with baking paper and bake in a preheated oven (electric range: 200 °C/ gas: level 3) for 12 to 15 minutes. Let cool on a cake rack.
For the topping, melt sugar in a pan and caramelise until golden brown. Add fat and 50 millilitres of hot water and boil down to a creamy mixture. Fold in peanuts. Allow to cool slightly and place one tablespoon of the peanut mixture on each cookie and allow to set. Results in 20 cookies