01 - Beat cream cheese in a mixing bowl until smooth.
02 - Add sweetened condensed milk and beat until thoroughly combined.
03 - Whip heavy cream to stiff peaks, then gently fold into the cream cheese mixture.
04 - Fold in the melted and cooled dark chocolate until uniformly mixed.
05 - In serving glasses or a trifle dish, layer half the crushed chocolate biscuits, followed by half the cream mixture, then half the crushed Peppermint Crisp.
06 - Repeat layering with remaining biscuits, cream mixture, and Peppermint Crisp.
07 - Refrigerate for at least 2 hours to allow the dessert to set.
08 - Top with extra crushed Peppermint Crisp or grated chocolate before serving.