1. American black rice is soaked in water for four hours.
2. Add the soaked black rice to the red beans and steam for 25 minutes in a steamer.
3. Chop the old pumpkin and steam it in a steamer for 25 minutes.
4. Add the steamed old pumpkin to the chicken broth and mash it.
5. Cut the liao ginseng into pellets, peel the prawns, and cut into shrimps.
6. Pour the liao ginseng and prawns into the pumpkin soup, cook in a low heat, add an appropriate amount of salt, and then add the black rice and stir well.
7. Add canned sweet corn.
8. Add the vegetable froth and you can start the pot and serve it on the plate.
