Mix 350 g of wheat flour, 1 pinch of baking powder, 120 g of sugar, 1 package of vanity sugar, 90 g of butter, 90 g of Sanella, 2 egg yolks, 2 tablespoons of milk and 1 pinch of grated lemon zest to make a shortcrust pastry. Let the dough rest for 1 hour, then roll out about 0.5 cm thick on a floured work surface. Cut out cookies with a small round mold and place on a baking sheet lined with baking paper. Bake in the preheated oven for approx. 15 - 20 minutes at 200 ° C until golden brown.
After baking, let the cookies cool down on a rack.
For the filling, put 100 ml milk, 80 g sugar, 1 pinch of cinnamon and 1 pinch of lemon peel in a saucepan and bring to the boil while stirring. Add 200 g of ground walnuts and 3 packs of bourbon vanilla sugar and bring to the boil again while stirring constantly. Finally, fold in 2 tablespoons of rum and let the mixture cool down.
Use a piping bag to spray a thick dab of the filling onto half of the cookies, cover with a cookie and press down gently.
Heat 100 g of apricot jam. Put the jam on a small plate, on another small plate approx. 50 g desiccated coconut. Now roll the biscuits first with the edge through the apricot jam, then through the desiccated coconut. Heat 150 g strawberry jam and place a dab of it in the middle of the biscuits.