01 -
Preheat oven to 325°F (160°C) and grease a 9-inch springform pan.
02 -
Mix graham cracker crumbs, melted butter, and sugar until it resembles wet sand. Press into the bottom of the pan to form the crust. Bake for 8-10 minutes, then set aside to cool.
03 -
For the raspberry swirl: In a saucepan, combine raspberries, sugar, lemon juice, and cornstarch over medium heat. Cook for 5-7 minutes until raspberries break down and the mixture thickens. Let cool slightly.
04 -
For the cheesecake filling: Beat softened cream cheese and sugar until smooth. Mix in sour cream, vanilla, and optional lemon juice until combined. Add eggs one at a time, mixing on low speed until just combined. Avoid overmixing.
05 -
Pour the cheesecake filling over the cooled crust. Drop spoonfuls of the raspberry mixture onto the surface and use a toothpick or knife to swirl it into the cheesecake.
06 -
Bake for 50-60 minutes or until edges are set but the center slightly jiggles. Turn off the oven, crack the door, and let the cheesecake cool in the oven for 1 hour.
07 -
Transfer to the refrigerator to chill for at least 4 hours or overnight.
08 -
Garnish with whipped cream and lemon slices before serving.