Mix the fat in pieces and icing sugar with the whisk of the hand mixer to a smooth mixture. Add salt and lemon peel. Mix flour and starch. Alternate with the milk using the dough hooks of the hand mixer. Then briefly work into a smooth dough with cool hands.
Divide the dough and work under one half the cocoa. Pour both doughs into a piping bag with star-shaped spout. Spray small fir trees, S-forms and curls onto three baking trays lined with baking paper. Bake one after the other in a preheated oven (electric: 200 °C/ gas: level 3) for 10-12 minutes. Let cool on a cake rack. Melt the couverture separately in a water bath. Allow to cool and melt again. Dip the shortbread biscuits into the couverture as desired or fill a piping bag with couverture and decorate the biscuits with it. Sprinkle with sugar pearls, chocolate sprinkles, ground pistachios or coconut flakes.
Let cool on a cake rack. Melt the couverture separately in a water bath. Allow to cool and melt again. Dip the shortbread biscuits into the couverture as desired or fill a piping bag with couverture and decorate the biscuits with it. Sprinkle with sugar pearls, chocolate sprinkles, ground pistachios or coconut flakes. Let dry on a cake rack
Results in approx. 60 pieces