Combine pumpkin puree, marshmallow fluff and pumpkin pie spice in a medium saucepan over medium low heat.
¾ cup pumpkin puree, 14 ounces marshmallow fluff, 1 ½ teaspoons pumpkin pie spice
Heat and stir for 5 to 10 minutes or until the marshmallow fluff is melted and all ingredients are fully incorporated.
Transfer to a bowl and place in refrigerator to chill while making the crust.
Crush the graham crackers (in a food processor or blender). Add brown sugar until and pulse until combined.
1¼ cups crushed graham crackers, ¼ cup light brown sugar
Pour in the melted butter and pulse to combine.
⅓ cup salted butter
Press the graham cracker mixture into a 9 inch pie pan making sure to press the crust evenly onto the bottom and sides.
Once the pumpkin mixture has cooled to room temperature, gently fold in the whipped topping until combined.
8 ounces whipped topping
Spoon on top of the graham cracker crust and smooth.
Cover tightly and refrigerate for 6 hours or overnight.
Serve with whipped cream and a dusting of pumpkin pie spice if desired. Slice, serve, enjoy!
whipped cream, pumpkin pie spice