Look for fresh gingerroot in the produce section of your supermarket. Peel only what you need, and then wrap the remainder of the root tightly in plastic warp, and store it in the freezer. You can grate or slice it right from the freezer.
Cooking Light Low-Fat, Low-Calorie Quick and Easy Cookbook
103 calories; protein 0.1g; carbohydrates 27.6g; sodium 9mg.