Pumpkin sparerib soup is mainly prepared by removing blood and fishy smell from sparerib, chopping the sparerib into small pieces and soaking them in clear water for half an hour, putting cold water into the soup pot, adding cooking wine, ginger slices and onion pieces, boiling for one minute, then taking out the sparerib and draining the water, adding enough water into the casserole at one time, adding ginger pieces, sparerib and a few drops of white vinegar, and stewing over medium heat, slowly stewing until the sparerib is separated from the bone and turned to medium heat, adding the chopped pumpkin pieces, stewing until the pumpkin is cooked, turning off the fire, and then ste