1. 

egg yolk 6 pcs • powdered sugar 2.75 oz (80 g)

Whisk the egg yolks and sugar into foam.

2. 

cocoa powder 2 tbsp • water 1.25 tbsp (20 ml)

3. 

egg white 6 pcs • salt 1 pinch

Beat the egg whites until they are foamy.

4. 

flour medium 2.75 oz (80 g) • baking powder for gingerbread 1 tsp

5. 

unsalted butter • flour medium