This caramel pumpkin cake is a delicious way to use up leftover pumpkin puree. The cake is moist and tender, and the caramel frosting is rich and creamy. The recipe uses pumpkin puree, cinnamon, and nutmeg to give the cake a warm and cozy flavor. The frosting is made with caramel sauce, cream cheese, and powdered sugar, and is finished with a sprinkle of pumpkin pie spice. This cake is perfect for Thanksgiving, or any time you want to enjoy the flavors of fall.