Chocolate Mousse 
50 grams egg yolks
150 grams egg whites
60 grams powdered sugar
300 grams Dark chocolate
1. Melt the chocolate and add the butter.
2. Mix the egg yolks in the chocolate with the whisk.
3. Fold in the whipped egg whites, tightened with the sugar.
4. Let it cool down in the fridge for about 4 hours before enjoying.