Prepare the crust: Crush chocolate cookies, mix with melted butter, press into pie dish. Bake at 350°F for 8-10 mins, then let cool.
Melt chocolate: Melt dark chocolate with butter in a double boiler until smooth, then set aside to cool slightly.
Whip eggs: Beat eggs in a bowl until light and fluffy, gradually adding sugar until fully incorporated.
Combine mixtures: Slowly pour melted chocolate into the egg mixture, stirring constantly until well combined.
Add flavor: Add vanilla extract and a splash of rum for extra richness, mix well.
Whip cream: In a separate bowl, whip heavy cream until stiff peaks form.
Fold in cream: Gently fold whipped cream into the chocolate mixture until fully incorporated. Pour into the cooled pie crust. Refrigerate for at least 4 hours before serving. Enjoy your decadent French Silk Pie!