Whip the eggs and the sugar together to a fluffy foam.
Add the soft butter, and then the flour. Work everything to a dough. Let it rest for 1 hour.
Preheat the oven at 180 degrees Celsius.
Roll out the dough on a baking paper with flour on it.
Use a cake form formed as a mini bretzel to press on the dough, Take away the rest of the dough. Repete this procedure as long as you have dough left.
Mix together the liquid and the icing sugar.
Place the cookies in the middle of the oven for 15 minutes.
Take out the cookies and brush them with the glazing. Let the cookies cool down in room temperature.