First Step: Preheat your oven to 325°F (160–163°C). In a mixing bowl, combine 1 ½ cups graham cracker crumbs (or crushed gingersnap/digestive biscuits), 2 tablespoons granulated sugar, and 1 tablespoon firmly packed brown sugar. Stir in 7 tablespoons melted butter until the crumbs are evenly moistened but not packed too tightly. Press this mixture firmly into the bottom and slightly up the sides of a 9-inch pie plate or springform pan. For a spiced cookie crust option, use about 250g crushed spiced cookies like Biscoff mixed with 5 tablespoons melted unsalted butter. Optionally, bake the crust separately for 10 minutes at 350°F (177°C) to set it before filling, which helps improve texture.

Second Step: Using an electric mixer, beat the 16 ounces of softened full-fat cream cheese with ⅓ to ¾ cup packed brown sugar and ⅓ cup granulated sugar on low to medium speed until smooth and free of lumps. Avoid over-mixing to reduce crack formation during baking. Then add ⅓ cup sour cream or Greek yogurt, 1 teaspoon pure vanilla extract, and optional ingredients like 2 tablespoons heavy cream or ½ teaspoon lemon juice, mixing until just combined.

Third Step: Incorporate eggs one at a time (2 to 5 eggs depending on whether you want a swirl or layered style), mixing slowly just until blended after each addition. Overbeat to be avoided!

Fourth Step: Remove about 1 ½ cups of the batter into a separate bowl. Stir in ⅔ to ¾ cup canned pumpkin puree and 1 to 1 ½ teaspoons pumpkin pie spice until smooth and well combined. This will create the spiced pumpkin batter for marbling.

Fifth Step: Alternate spooning plain cheesecake batter and pumpkin-spiced batter into the crust. Use a butter knife or skewer to gently swirl the batters together, creating a marbled effect without fully blending the two.

Sixth Step: Place the pie pan on the center oven rack and bake for 40 to 60 minutes. The edges should appear firmly set, while the center remains slightly jiggly but mostly cooked. Cover crust edges with foil if they brown too quickly to prevent burning.

Seventh Step: Remove from oven and let the pumpkin pie cheesecake cool to room temperature for about an hour. Refrigerate the cheesecake for at least 6 hours or overnight to set fully and develop flavor.

Final Step: Before serving, whip 2 cups heavy cream with powdered sugar to soft peaks. Spread over chilled cheesecake and sprinkle with cinnamon or nutmeg for garnish. Serve cold with clean, precise slices.