01 -
Preheat your oven to 325°F (163°C). Line a 9x13-inch baking pan with parchment paper, leaving some overhang on the sides for easy removal.
02 -
In a medium bowl, combine the graham cracker crumbs, melted butter, and 1/4 cup granulated sugar. Mix until well combined. Press the mixture evenly into the bottom of the prepared baking pan. Bake the crust in the preheated oven for 10 minutes. Remove from the oven and let cool slightly.
03 -
In a large mixing bowl, beat the softened cream cheese until smooth and creamy. Add the 1 cup granulated sugar and beat until well combined. Add the eggs, one at a time, beating well after each addition. Mix in the vanilla extract and sour cream until smooth.
04 -
Pour the cheesecake mixture over the cooled crust and spread evenly with a spatula.
05 -
In a small bowl, combine the Nutella and heavy cream. Microwave in 20-second intervals, stirring in between, until the mixture is smooth and pourable.
06 -
Drop spoonfuls of the Nutella mixture onto the cheesecake layer. Use a knife or toothpick to swirl the Nutella into the cheesecake batter, creating a marbled effect.
07 -
Bake in the preheated oven for 35-40 minutes, or until the center is set and the edges are lightly golden. Remove from the oven and let cool to room temperature, then refrigerate for at least 3 hours, or overnight.
08 -
Once chilled, lift the cheesecake out of the pan using the parchment paper overhang and place on a cutting board. Cut into bars and serve chilled.