Set out carton of ice cream to soften while you prepare the crust.

Finely crush cookies in a food processor and stir in melted butter. Press into the bottom of a 9.5 or 10 inch pie dish and freeze for 10 minutes.

Remove crust from freezer and spread softened ice cream into the dish, making the top as smooth as possible. Freeze for 1 hour.

Remove pie from freezer and spread hot fudge sauce over ice cream. Sprinkle crushed cookies over fudge sauce and freeze for 1 more hour.

To serve: Remove from freezer and let it sit at room temperature for about 10 minutes before slicing.