For the crust – 35 Oreo cookies – 5 tbsp unsalted butter melted The cheesecake – 4 8 oz pkg cream cheese, softened – 1 cup granulated sugar – 1 tsp vanilla extract – 1 cup sour cream – 3 large eggs – 1 egg yolk – 12 Oreos roughly chopped White chocolate ganache – 8 oz white chocolate melting wafers – 1/2 cup heavy cream – 20 Oreos for decorating