Preheat oven to 425°Fand spray a 24-cup mini muffin pan with nonstick cooking spray. Set aside.
Cut pie crust outinto circles using a wide-mouth jar lid. Push pie circles down into the muffincups. If needed, gently knead and roll out any extra dough left from the ringsto make a total of 21 circles.
Mix pumpkin piefilling ingredients in a large mixing bowl until smooth. Divide filling among themini pie shells.
Place in thepre-heated oven and bake for 10 minutes. Reduce temperature to 350 and bake anadditional 10-12 minutes, until pie filling is just set and a toothpickinserted into the center comes out clean
Removefrom oven and cool for 10-15 minutes before removing from muffin tin andtopping with whipped cream. Garnish with some ground cinnamon, if desired, andenjoy!