This creamy classic raspberry swirl cheesecake is both colorful and flavorful thanks to a mix of fresh raspberry & blackberry purees. Plan ahead to make this stunning dessert for your next holiday gathering.
Preheat oven to 350°F. Combine chocolate wafer crumbs and melted butter in a medium bowl. Press into and up sides of 9-inch non-stick springform pan (if pan is not nonstick, brush first with melted butter). Bake about 14 minutes or until firm. Let cool completely. Reduce oven temperature to 300°F.
Purée 1/2 cup blackberries in a blender or food processor and strain. Discard seeds. You should have 2 to 3 tablespoons purée. Stir in 1 teaspoon vanilla and 1 teaspoon sugar. Set aside until ready to use. Purée 1/2 cup raspberries in a blender or food processor and strain. Discard seeds. You should have 2 to 3 tablespoons purée. Stir in 1 teaspoon vanilla and 1 teaspoon sugar. Set aside until ready to use.?
Mix cream cheese and remaining 1 cup sugar in bowl of an electric mixer on low speed until blended. Add vanilla. Add eggs, 1 at a time, on low speed. Add sour cream and mix until blended. Spoon half batter into cooled crust.?Drop half blackberry purée mixture and half raspberry purée into batter, 1/2 teaspoon at a time. Swirl into filling using a toothpick or wooden skewer. Repeat with remaining batter and purées.?
Bake about 1 hour or until edges are just set and center jiggles slightly. Turn oven off and prop the door ajar with the handle of a wooden spoon. Let cool in oven for 1 hour.
Remove from oven and cool completely. Place in refrigerator and chill until cold throughout, 4 to 6 hours or overnight.?To serve, make a pile of remaining blackberries and raspberries on top of cheesecake and garnish with mint leaves.