2. Wash the bacon and shell the bamboo shoots.

3. Cut the cleaned bacon into thin slices at least 0.5cm thick.

4. Drain the water in a boiling water pot and take it out.

5. Put enough cold water into the pot, add bacon, boil, skim off the floating powder, add cooking wine, ginger slices and onion knots, and simmer for half an hour.

6. While stewing the soup, cut the peeled bamboo shoots into hob pieces, blanch them in a boiling water pot and take them out.

7. After the soup is stewed for half an hour, add the boiled bamboo shoots to stew.

8. Then simmer for about 45 minutes.

9. Sprinkle with chopped green onion.