Mix fat, sweetness, vanilla pulp and aroma until creamy. Stir in egg. Mix in flour and nuts alternating with milk. Halve the dough. Stir into one half of the cocoa
Fill both doughs alternately with a tablespoon into a piping bag with a large star-shaped spout. Spray the dough in an S-shape onto 2 baking trays lined with baking paper. Bake in the preheated oven (electric cooker: 175 °C/circulating air: 150 °C/gas: level 2) for 15-18 minutes. Cooling down
Break the chocolate into pieces and melt in a hot water bath. Dip both ends of the pastry into the chocolate and let it dry