Ingredients

18 Oreo cookies1/3 cup butter, melted6 teaspoons unflavored gelatin, divided 3 tablespoons cold water, divided 5 ounces bittersweet chocolate, chopped4-1/2 cups heavy whipping cream, divided 5 ounces milk chocolate, chopped5 ounces white baking chocolate, chopped2 teaspoons vanilla extract

Preparation

Pulse cookies in a food processor until fine crumbs form. Add melted butter; pulse until combined. Press onto bottom of a greased 9-in. springform pan. Refrigerate while preparing filling.

In a small saucepan, sprinkle 2 teaspoons gelatin over 1 tablespoon cold water; let stand 1 minute. Heat and stir over low heat until gelatin is completely dissolved; remove from heat.

Place bittersweet chocolate and 1/2 cup cream in a metal bowl over a small saucepan of hot water; heat and stir until mixture is smooth. Stir in gelatin mixture. Transfer to a medium bowl; cool completely. Repeat twice with milk and white chocolates.

In a large bowl, beat vanilla and remaining 3 cups cream until stiff peaks form. Fold 2 cups whipped cream (a third of the total whipped cream) into cooled bittersweet chocolate; spread over crust. Refrigerate until set, 25-30 minutes. Repeat twice with milk and white chocolates, keeping remaining whipped cream chilled until needed.

Refrigerate torte, covered, until set, about 4 hours. To serve, loosen sides from pan with a knife. Carefully remove rim from pan.