Preheat the oven to 100 °C (conventional oven).
Preheat the oven to 100 °C (conventional oven).
For the base: add the melted butter to the biscuit crumbs and mix well. Press firmly into a greased cake tin as a base and line the side of the cake tin if a crust is required.
Bake in the preheated oven for approx. 60 minutes and allow to chill for approx. 4 hours.