Preheat oven to 350 degrees F.
Crush cookies in a food processor. Pulse the processor until cookies are fine crumbs. Pour in melted butter and pulse till combined. Press crumbs firmly into an oven-safe pie dish. Bake crust for 5 minutes. Remove from oven and cool completely
Melt chocolate on stovetop or in microwave. (Microwave for 1 minute and then in 30 second increments, stirring well in between until completely smooth and melted. Do not scorch.)
Pour coconut milk into a blender and add melted chocolate. Immediately, blend until completely smooth (about 20-30 seconds).
Pour filling into crust and chill for 4 hours or overnight in fridge.