01 -
Brew 1 cup of strong coffee and let it cool slightly.
02 -
In a clean bowl, beat 3 egg whites with a pinch of salt until soft peaks form. Gradually add 1 tablespoon of sugar until glossy and stiff peaks form. Set aside.
03 -
In another bowl, whisk 3 egg yolks with 2 tablespoons of sugar, 1 tablespoon of instant coffee, and 1 teaspoon of vanilla until pale. Gradually whisk in the cooled coffee.
04 -
In a separate bowl, whip 1 cup of heavy cream until soft peaks form.
05 -
Gently fold half of the whipped cream into the coffee mixture. Then, fold in the remaining whipped cream and finally the egg whites, being careful not to deflate the mixture.
06 -
Spoon the mousse into serving dishes and refrigerate for at least 4 hours or until set.
07 -
Top with whipped cream, chocolate shavings, or a dusting of cocoa powder before serving.