01 - Preheat the oven to 350°F.
02 - In a medium bowl, combine crushed gingersnap cookies, granulated sugar, melted butter, and a pinch of salt. Stir until the mixture is evenly moistened.
03 - Press the cookie mixture firmly into the bottom and up the sides of a 9-inch pie dish. Bake for 8–10 minutes, or until fragrant and lightly browned. Remove from oven and set aside to cool slightly.
04 - In a large bowl, whisk together pumpkin purée, light brown sugar, eggs, and egg yolk until smooth.
05 - Add heavy cream, whole milk, ground cinnamon, ground ginger, ground cloves, ground nutmeg, salt, and vanilla extract to the pumpkin mixture. Whisk until well combined.
06 - Pour the pumpkin filling into the pre-baked gingersnap crust and smooth the top with a spatula.
07 - Bake for 45–50 minutes, or until the edges are set and the center jiggles slightly. Remove from oven.
08 - Cool on a wire rack for at least 2 hours before slicing.
09 - Serve plain or topped with whipped cream as desired.