1. Preheat your oven to 325°F. Line a muffin tin with paper liners.
2. In a small bowl, mix the graham cracker crumbs, granulated sugar, and melted butter until well combined. Divide the mixture evenly among the muffin cups and press down firmly to form the crust.
3. In a large bowl, beat the cream cheese until smooth. Add the pumpkin puree, brown sugar, and vanilla extract, and continue beating until creamy.
4. Mix in the cinnamon, nutmeg, and ginger, then add the eggs one at a time, beating well after each addition.
5. Spoon the cheesecake mixture over the prepared crusts, filling each cup nearly to the top.
6. Bake for 20-25 minutes, or until the centers are set and the tops slightly puffed. Allow to cool in the pan for 10 minutes, then transfer to a wire rack to cool completely.
7. Before serving, drizzle each cheesecake cup with caramel sauce and a dollop of whipped cream if desired.

Pro tip: Always make sure your cream cheese is at room temperature for a smoother batter. My abuelita taught me that patience in the kitchen pays off, and this is one of those times where it truly does!