"Tsaoko" is another term for "Amomum tsao-ko," which is a type of spice commonly used in Chinese cuisine. It comes from the dried fruit of the Amomum tsao-ko plant, which is a member of the ginger family (Zingiberaceae).
Tsaoko has a strong, aromatic flavor with hints of both peppery and floral notes. It is often used whole or crushed in Chinese cooking to add fragrance and flavor to various dishes, particularly in braised meats, soups, and stews. Tsaoko is also a common ingredient in Chinese five-spice powder, contributing to its complex and distinctive flavor profile.
In addition to its culinary uses, tsaoko is sometimes used in traditional Chinese medicine for its purported digestive and warming properties. However, it's primarily valued for its flavor and aroma in cooking.