Place heavy cream in a microwave safe measuring cup. Microwave in 30 second intervals to scald the cream (to almost bring to a boil).
Place chocolate chips into a bowl and pour scalded cream over the chocolate. Whisk till smooth.
Pour chocolate into the pie crust and smooth it into an even layer. Place in the fridge for about 30 minutes to allow chocolate to set. At this time, remove ice cream from the freezer so it begins to soften.