Defrost puff pastry sheets side by side on a baking tray lined with baking paper for about 10 minutes.
Roll out puff pastry sheets one after the other on a lightly floured work surface (approx. 23 x 24 cm). Cut out a circle (approx. 20 cm Ø) from each pastry sheet. Spread 1 circle of puff pastry with jam, place the second circle of pastry on top.
Place a glass (approx. 6 cm Ø) upside down in the middle of the glass. Starting from the edge of the glass, cut the dough into approx. 20 cake pieces.
Twist two pieces together. Remove the glass and carefully place the dough on a baking tray lined with baking paper. In a preheated oven (electric cooker: 200 °C/ circulating air: 175 °C/ gas: see
manufacturer) Bake for 15-20 minutes. Remove and serve immediately.