How long to cook a digestive biscuit base for lemon meringue pie?

To prepare a digestive biscuit base for a lemon meringue pie, crush the biscuits and mix them with melted butter. Press the mixture into the bottom of a pie dish, then bake it in a preheated oven at 180°C (350°F) for about 10-12 minutes until it is set and slightly golden. Allow it to cool before adding the lemon filling.