1. Dry crab, metapenaeus ensis and abalone, and slice abalone for later use.
2. Wash two cups of pearl rice and soak them in water.
3. Put half a pot of water in the casserole, add the soaked rice after boiling, boil over high fire, and skim off the foam.
4. Boil the crab, abalone and shredded ginger.
5. When the soup in the pot becomes sticky, put metapenaeus ensis in the pot.
6. Bring the fire to a boil for one minute, add some salt and white pepper, cover it, turn off the fire, stew for five minutes, and sprinkle chopped green onion.