Chocolate Mousse

Ingredients

4 egg yolks
3/4 cup sugar
6 oz dark chocolate, semi sweet or bitter sweet
4 tb coffee6 oz butter, unsalted
4 egg whites
Salt
Chocolate Mousse Recipe (serve 6)
1.Beat the egg yolks and sugar until it turns into a a thick yellow mixture.
2.Melt chocolate and coffee in a mixing bowl. Put the mixing bowl over hot water so that mixing 3.is easier. Add butter gradually and beat until cream is smooth.
4.Beat the chocolate with the egg yolks and sugar mixture.
5.Beat the egg whites and a pinch of salt until stiff. Sprinkle 1 tablespoon of sugar above and 6.beat again for a couple of minutes.
7.Stir about one third of the egg whites into the chocolate mixture. Stir well, then add remaining whites.

Serving: Refrigerate for at least 2 hours. Can be served with whipped cream