Prep: Preheat the oven to 425 deg F (220 deg C) and lightly grease an 8 or 9 inch cake or pie pan.
Mix: Mix all ingredients thoroughly in a large mixing bowl.
Bake: Pour the pie mixture into the pan. Bake until the top is golden brown and the pumpkin pie has solidified - approximately 25 minutes. Allow to cool before serving and enjoy!
Notes
Storage: Store leftover crustless pumpkin pie in an air-tight container in the refrigerator for up to 4 days.*If using pumpkin pie spice: substitute 1 ¼ teaspoons pumpkin pie spice for the cinnamon, nutmeg, allspice, and ginger.