*Must use lactose or dairy free milk and cream for this recipe
Reserve 1 tbsp sugar. Mix together the custard, lactose free cream, remaining sugar and vanilla in a large bowl. Put the bowl in the freezer, then leave for 1 hr until the mixture starts to freeze around the edges. Whisk the mixture to break down the ice crystals, return to the freezer for 1 hr or more, then repeat the whisking.
Meanwhile, cut a large food bag down one side and along the base and open out. Lightly oil a large loaf tin, ice-
To serve, transfer the dessert to the fridge for 30-