How to Reuse Carved Pumpkins Roast Pumpkin Seeds. To roast pumpkin seeds, separate them from the stringy guts and rinse well. ... Make Pumpkin Stock. ... Feed the Critters. ... Add it to Compost. ... Whip Up a Batch of Pumpkin Puree. ... Bake Pumpkin Bread. ... Make Pumpkin Soup. ... Eat Your Casserole Dish. More items... Oct 23, 2020