Mix icing sugar, rum and about 1 tablespoon of water to a smooth glaze. Pour into a small freezer bag or breakfast bag and cut off a corner. In each case 2 lady fingers, as runners with icing stick together. Then glue the butter biscuits on top. For the edge, put the pretzel on the back part.
As high curved runners, in front the two leaves - little ears. Spray ice and snow on the runners and cookie edges with the rest of the icing. Let dry for about 30 minutes. Then fill with sweets as desired and dust with icing sugar
Christmas trees: wheels