Mix the marzipan, sugar and 1 egg white to a smooth mass.
Beat 3 egg whites with salt until stiff. Fold in everything.
Now fold in the almonds, flour and gingerbread spice. Knead together well (something sticks). Let it rest in a closed bowl in the refrigerator for at least 12 hours.
Now shape sticks 7 cm long and 1 cm thick and roll them in sugar and bake at 160 ° C for about 15 minutes.