For the Chocolate Base

• 1½ cups chocolate cookie crumbs (Oreos, without filling)
• 4 tablespoons unsalted butter, melted

For the Cheesecake Filling

• 16 oz (450 g) cream cheese, softened
• ½ cup granulated sugar
• 2 large eggs, room temperature
• 1 teaspoon vanilla extract
• ½ cup dark chocolate, melted and slightly cooled
• ¾ cup fresh raspberries

For the Chocolate Topping

• ½ cup dark chocolate
• ¼ cup heavy cream

For Garnish (Optional)

• Fresh raspberries