Add bamboo shoots into a pot of boiling water and leave it to boil until soften. Remove and slice into smaller pieces.
Cut pork into smaller pieces and blanch in boiling water for a few minutes to remove impurities. Remove blanched pork and placed under cold running water to stop the cooking process.
Add the light and dark taucheo (soya bean paste) and fry until thoroughly mixed. Add more oil if necessary and fry until thoroughly cooked.
Add mushroom water, plain water, mushrooms, bamboo shoots and mix everything together. Bring to boil and let it simmer for at least an hour or until meat is tender. Add some water if you want more gravy for your rice.
If you like, you may add green chillies to the dish.