01 -
Preheat oven to 175°C. Grease a 23x33 cm baking pan with cooking spray or line with parchment paper. Set aside.
02 -
In a food processor, pulse cinnamon graham crackers until finely ground.
03 -
Add granulated sugar to the crushed crackers, then pour in melted butter. Pulse until the mixture resembles wet sand.
04 -
Firmly press the crust mixture into the base of the prepared pan using slightly damp fingers or the bottom of a measuring cup. Cover with plastic wrap and freeze while preparing the filling.
05 -
In a small bowl, stir together pumpkin puree and pumpkin pie spice until fully combined. Set aside.
06 -
With an electric mixer, beat softened cream cheese and confectioners' sugar at medium speed until smooth and creamy, about 2 minutes.
07 -
Reduce mixer to low speed and blend in sour cream and vanilla extract just until incorporated.
08 -
Beat in the eggs one at a time at low speed, mixing only until just incorporated. The batter should be smooth and glossy.
09 -
Transfer half of the cheesecake batter to the bowl with the pumpkin mixture and blend well.
10 -
Remove crust from freezer. Alternately spoon large dollops of plain and pumpkin cheesecake batters over the crust. Use a knife to gently swirl the two batters together, taking care not to disturb the crust.
11 -
Bake for 35–40 minutes until the edges are set and the center has a slight wobble.
12 -
Cool completely at room temperature, then refrigerate for at least 5 hours or overnight until fully set.
13 -
Optional: Pipe whipped topping in swirls over chilled cheesecake using a piping bag. Cut into squares and serve cold.