01 -
Toss blackberries with white sugar and lemon juice in a small pot. Heat on medium for 5-7 minutes, giving it a stir now and then until the berries get soft and juicy.
02 -
Push the warm mixture through a fine strainer to get rid of all seeds. Set aside and let it cool completely.
03 -
Beat the cold heavy cream with confectioners' sugar and vanilla until it forms stiff peaks.
04 -
Slowly fold the room-temperature blackberry mixture into your whipped cream until you get a smooth, airy texture.
05 -
Scoop the mousse into your serving cups. Stick them in the fridge for at least 2 hours to firm up. Top with extra berries, cream, and mint if you want.