Turnips are a root vegetable that have been eaten for centuries. They are a member of the Brassica family, which also includes cabbage, broccoli, and cauliflower. Turnips are usually white or purple in color and have a slightly sweet and peppery flavor. They can be eaten raw, boiled, mashed, or roasted. Turnips are a great source of vitamins and minerals, including vitamin C, potassium, and calcium. They are also low in calories and fat, making them a healthy addition to any diet.