Step 1: Mash up the digestive biscuits into crumbs.
Step 2: Place the squares into a bowl.
Step 3: Boil a kettle of water.
Step 4: Pour the boiled water into a bigger bowl.
Step 5: Place the bowl of chocolate into the bowl of water.
Step 6: Stir the chocolate until melted.
Step 7: Mix the melted chocolate and the biscuit crumbs.
Step 8: Place in the freezer for 5 – 10 minutes until mostly solidified.
Step 9: Crumble the chocolate chip biscuit on top.
Step 10: Place in the fridge until 10 – 20 minutes before serving: 10 – 20 minutes before serving, remove and place to soften.
Step 11: Serving tip: Use a serving spoon to scoop it out: it can be hard!