Ground turmeric is a popular spice derived from the turmeric plant (Curcuma longa), which is native to Southeast Asia. It is made by grinding the dried roots or rhizomes of the turmeric plant into a fine powder. Turmeric has been used for thousands of years in traditional medicine and cuisine in many cultures. The distinctive bright yellow color of ground turmeric comes from a compound called curcumin, which is also responsible for its earthy, slightly bitter flavor.
Ground turmeric is commonly used as a spice in various dishes, particularly in Indian, Middle Eastern, and Southeast Asian cuisines. It adds a warm and slightly pungent flavor to curries, rice dishes, stews, soups, and marinades. It is also used as a natural food coloring agent, giving a vibrant yellow hue to foods like mustards, pickles, and sauces.