Beat the cocoa powder and condensed milk together with an electric whisk
Step 2
Melt the milk chocolate over a pan of simmering water, then mix into the cocoa and condensed milk mixture
Step 3
Smash 4 Crunchies in a plastic bag, then fold through the chocolate mixture until well combined
Step 4
Whip the double cream until it reaches stiff peaks. Fold through the chocolate mix, then pour into a container suitable for freezing. Break up 2 Crunchies and scatter over the top. Freeze for at least 6 hours but preferably overnight, serve and enjoy!