Ground ginger is a spice made from the root of the ginger plant. It refers to the dried, ground up root of the ginger plant that has been processed into a fine powder. Ground ginger is commonly used in cooking and baking as it adds a warm, spicy flavor to foods such as desserts, curries, soups, stews, and marinades. It can also be used to make tea or added to drinks for an extra kick of flavor. Ground ginger is available in most grocery stores and can be easily incorporated into many recipes for a delicious and unique taste.