AKA cucurbita maxima or cucurbita pepo.You know pumpkin makes a delicious pie, but it is more versatile than just filling for a pie. You can use it to make soup or bread, or add some to your mashed potatoes for color. You can also simply heat it up with a little brown sugar for a sweet vegetable side dish. However you like to eat your pureed pumpkin, there's no need to feel guilty about it. Canned pumpkin puree -- though not pumpkin pie filling -- is low in calories and good source of fiber and vitamin A.