200g dark chocolate, chopped
3 tbsp unsalted butter
3 large eggs, separated
3 tbsp granulated sugar
½ cup (120ml) heavy cream
1 tsp vanilla extract
Pinch of salt
Melt chocolate with butter over a double boiler then let cool slightly.
In a different bowl, whisk egg yolks and 2 tbsp sugar until creamy then mix it into chocolate along with vanilla.
Take a different bowl and beat egg whites in it with a pinch of salt until you see soft peaks. Gradually add sugar and beat until glossy.
Whip heavy cream in a chilled bowl until fluffy. Fold whipped cream into chocolate mixture followed by egg whites.
Divide mousse into serving glasses and chill for 2 hours. Garnish and serve.