- Preheat oven to 325°F (163°C). Grease a 9-inch springform pan. Mix cookie crumbs with melted butter and press into the pan base. Set aside. 
- In a large bowl, beat cream cheese and sugar until smooth. Add eggs one at a time. Stir in vanilla extract and sour cream. 
- Split the batter into two bowls. Mix espresso into one half until fully combined. 
- Pour plain batter into the crust. Gently layer the coffee cheesecake batter on top. Use a skewer or knife to create a marble swirl effect. 
- Drizzle ganache over the top and lightly swirl. 
- Bake for 55–65 minutes, or until the center is nearly set. Turn off oven, crack door, and cool inside for 1 hour. 
- Refrigerate for at least 4 hours, ideally overnight. 
- Top with whipped cream, cocoa powder, or shaved chocolate before serving.