Ginger, or "gingembre" in French, is a commonly used spice in French cuisine. It is used in both sweet and savory dishes, such as gingerbread, cookies, and cakes, as well as in stews, marinades, and sauces. In addition to its culinary uses, ginger is also known for its medicinal properties and is often used in traditional French herbal medicine to treat various ailments, such as nausea, inflammation, and digestive problems. You can find fresh ginger root in most supermarkets and grocery stores in France, as well as ground ginger and ginger powder. There are also many specialty food stores and spice shops that carry a wider variety of ginger products, such as crystallized ginger and ginger tea.
Overall, ginger is a versatile and widely used ingredient in French cuisine and culture, both in traditional dishes and in modern interpretations.