The production steps of Chinese yam and corn sparerib soup: clean the sparerib and chop it into sections, blanch it in boiling water to remove blood, remove it and rinse it with cold water, put it in a casserole, add clear water to cook it, peel the Chinese yam and cut it into sections, cut the corn into sections, slice the ginger, shred the onion, cook the sparerib soup with low fire for 40 minutes, and then add Chinese yam, corn, ginger and yellow wine to cook it.