A classic Cantonese sauce designed to enhance the delicate flavors of steamed fish and seafood. Made with fresh ginger, spring onions, light soy sauce, and a hint of sesame oil, this sauce delivers a savory, aromatic, and slightly sweet flavor.A classic Cantonese sauce designed to enhance the delicate flavors of steamed fish and seafood. Made with fresh ginger, spring onions, light soy sauce, and a hint of sesame oil, this sauce delivers a savory, aromatic, and slightly sweet flavor.