To stew soup, put all ingredients into a stewing bowl.Add water, cover the bowl and seal it with mulberry paper.Then transfer it to a stewing pot and cook at a low temperature for several hours.

• 炖是指将材料放入炖盅内，注入清水，加盖并用纱纸密封，免除蒸气流失，然后放入炖盅内，以明火隔水清炖数小时。