1. Peel and slice the wax gourd, wash it with clear water and mash it with ginger.
2. Wash and cut into pieces, then simmer in the pot for one minute, and remove it for later use.
3. Soak the dried firewood fish in water, then take it out and tear it into long strips, and then cut the torn dried firewood fish into small pieces for later use.
4. Put all the materials into the pot, pour in the right amount of water and half a spoonful of oil, bring to a boil with high fire, and turn to low heat 1 hour.
5. Sprinkle some salt before cooking and serve.