Soak gelatine in cold water. Chop both types of couverture and melt them separately over a warm water bath. Beat the egg yolks and sugar over a warm water bath until thick and creamy. Squeeze the gelatine and dissolve in the warm cream. Halve the cream. Stir in one half cinnamon and white chocolate coating. Stir dark chocolate coating under the other half. Whip 400 g cream until stiff. Fold about 2/3 into the dark cream. Fold the remaining cream into the light cream. Layer both creams alternately in 4-6 glasses. Chill for about 2 hours. Whip 100 g cream until stiff. Pour into a piping bag with a large star-shaped spout. Pour tuffs into the glasses. Decorate with chocolate rolls
With 6 people:
2 hours waiting time