Case Size: 1/5 lb. Koon Chun Plum Sauce is a sweet and tangy sauce, perfect for dipping or as a base for marinades. Koon Chun Plum Sauce (5 lb) provides a deliciously sweet, tangy flavor, perfect for dipping, glazing, and marinating. Its fruity taste adds depth to both savory and sweet dishes, making it a versatile ingredient in many kitchens.