Wash and clean the strawberries, cut up to 4 pieces to decorate, chop finely and sugar with 2 tablespoons of sugar. For the cream mix quark, yoghurt, 4 tablespoons sugar and lemon juice
Mash the sugared strawberries with a fork. Put 2 tablespoons of muesli into 4 glasses. Spread cream and strawberries alternately on top. Roughly chop the chocolate. Decorate glasses with strawberries and chocolate