1. Soak greenish lily bulb. Peel chayote melon, cut into pieces and deseed. Cut corn into pieces. Slice ginger.
2. Wipe fresh fish with kitchen paper, heat the oil, put in fresh fish, pan fry until golden brown and take out.
3. Put fresh fish, chayote melon, ginger, corn, greenish lily bulb into boiling water, cover the lid, cook for 30 mins with mid-heat, finally put in some salt.