PREHEAT oven to 350°F.
GRIND gingersnap cookies to crumbs in a food processor. Add melted butter and pulse until mixed.
LIGHTLY spray mini cheesecake pan with non stick cooking spray.
PLACE approximately 1 tablespoon of gingersnap crust mixture into each of the 12 cheesecake cavities in pan. Press down with spoon or small glass.
BEAT cream cheese, pumpkin, sugar, vanilla, salt and spices with electric mixer on medium speed until well blended. Add eggs and beat until just blended.
SPOON cream cheese mixture into mini cheesecake pan on top of gingersnap crusts. Bake for 20-25 minutes until set. Remove from oven and let cool in pan for at least 30 minutes. Chill for at least two hours, or preferably overnight. Garnish with caramel, whipped cream, pecans or other toppings of your choice.