How to make chocolate marshmallow treat – Schaumküsse

Recipe for Schaumküsse alias Negerkuss or Mohrenkopf.
This is a popular sweet in Germany and comes close to chocolate covered marshmallow. But it is softer and has a different consistence than marshmallow.

You need:
6 g Gelatin
20 ml Water
200 g Egg white (6 Egg white usually)
400 g Sugar
80 ml Water
Vanilla Extract
round Wafers
chocolate to cover