Make the Crust: Crush Oreos, mix with melted butter, press into a springform pan, and chill.
Prepare the Filling: Beat cream cheese, sugar, vanilla, eggs, and sour cream until smooth. Then, fold in chopped Oreos.
Assemble: Pour the filling over the chilled crust and smooth the top.
Bake: Bake at 325°F (163°C) for 55–65 minutes until the center is slightly jiggly. After that, cool gradually in the oven.
Chill: Refrigerate for at least 6 hours, preferably overnight.
Decorate & Serve: Finally, top with whipped cream, Oreo crumbs, and whole Oreos before slicing and serving.