Winter melon, diced • shiitake mushrooms, diced • straw mushrooms, diced • Pork loin, diced • small dried scallops • night-blooming cereus flowers (optional) • shrimp, peeled, deveined, and diced • white pepper • sugar • chicken broth (about 2 cups/475 ml) • pot water (about 6 cups/1.4 liters)