Canned yams or sweet potatoes can also ... similar texture to pumpkin and some natural sweetness. To substitute these squashes for pumpkin, prepare them as you would pumpkin for fresh pumpkin ...
Canned pumpkin is simply unsweetened pumpkin ... You can probably guess already, but the answer is no. You can't simply substitute pumpkin pie mix for a recipe that calls for pumpkin puree.
Canned pumpkin is favored in many pumpkin pie recipes ... allspice, and cloves, or substitute it with apple pie spice, which is the same blend of spices but without the ginger and cloves.