01 -
Line the bottom and sides of a 9-inch springform pan with parchment paper. Combine Oreo cookie crumbs and melted butter in a medium bowl until fully incorporated. Press the mixture firmly into the bottom of the pan. Refrigerate while preparing the filling.
02 -
Heat 1/2 cup heavy cream in a small saucepan over medium heat until it begins to simmer. Pour the hot cream over semi-sweet chocolate in a heatproof bowl. Let sit for 2-3 minutes, then stir until smooth. Set aside to cool for 10 minutes.
03 -
Beat softened cream cheese in a large bowl until smooth. Add granulated sugar, sifted cocoa powder, and vanilla extract. Beat until fully combined and fluffy.
04 -
In a separate bowl, whip chilled heavy cream with powdered sugar until stiff peaks form.
05 -
Gradually add the cooled ganache to the cream cheese mixture, beating until incorporated. Gently fold the whipped cream into the chocolate mixture until smooth and airy.
06 -
Spread the filling evenly over the chilled Oreo crust and smooth the surface with an offset spatula. Refrigerate for at least 6 hours or overnight to set.
07 -
An hour before serving, heat 1/2 cup heavy cream until it simmers. Pour over chopped bittersweet chocolate in a medium bowl; let rest for 2-3 minutes. Stir until smooth and refrigerate, stirring every 5-10 minutes until thickened to a frosting consistency.
08 -
Spread the thickened ganache over the cheesecake evenly. Optionally, top with chocolate curls. Remove cheesecake from the springform pan, slice, and serve chilled.