Blend or beat the digestives until they are crumbs, while doing that heat some butter in a pan and add biscuit until stuck together, once you have done that add the digestives to a rectangular dish. leave to set in fridge for 30 mins.
Step 2:
once set add lots of toffee sauce and spread to make middle layer, add ice cream and sprinkle over remaining biscuit crumbs.
Step 3:
leave to set in freezer for at least 4 hours before serving.
