01 - Pulse the cookies into fine crumbs in a food processor. Add melted butter and blend until combined. Press mixture evenly into the bottom and up the sides of a 9-inch pie dish. Refrigerate for 20 minutes.
02 - Preheat oven to 350°F. Bake crust for 8-10 minutes until set. Cool completely.
03 - Melt the chocolate in a heatproof bowl over barely simmering water (double boiler), stirring until smooth. Let cool to room temperature.
04 - In a large bowl, beat softened butter and sugar together on medium-high speed until pale and fluffy, about 3-4 minutes.
05 - Add cooled chocolate, vanilla, and salt to the butter mixture; beat until combined.
06 - Add eggs, one at a time, beating on high for 3-5 minutes after each addition until mixture is silky and increased in volume.
07 - Spread filling into cooled crust. Refrigerate at least 3 hours or until set.
08 - In a cold bowl, beat heavy cream, powdered sugar, and vanilla until soft peaks form.
09 - Top pie with whipped cream and garnish with chocolate curls if desired. Serve chilled.