Preheat the oven to 180 oC
Grease a 6" flan case
Mix together the crushed biscuits and melted dairy free spread
Press into the tart tin base and around the edges to form a biscuit shell
Bake in the oven for 10 minutes then set aside to cool while you make the filling
Place the sugar and dairy free cream into a saucepan
Heat until just before it comes to the boil
Stir in the chocolate and dairy free spread
Pour into the biscuit cases and chill in the fridge for two hours
Top with the mandarin oranges just before serving
