Chocolate mousse

1) Melt the chocolate in a bowl over a pan of simmering water, making sure the bowl doesn't touch the water level.
2) Remove from heat. Stir in the icing sugar and egg yolks.
3) Whip the cream until stiff, and fold into the chocolate.
4) Whisk the egg whites until stiff and fold into the chocolate.
5) Spoon into 6 individual dishes, chill for 1-2 hours until set.