Ready for fresh materials
Cut the pig's lungs into small pieces, wash them with water after use; cut the pears and cut the ginger. Put the casserole in water, then add the pig lungs, pears, ginger, and turn the water to a small fire for one or an hour and a half. When it's good, put it in the pot, cook it for five minutes, turn off the fire. Consider whether to add salt according to taste.
This soup moist lungs, if there are figs or almonds in the house, you can add one or two, the soup will be more sweet.