Vegetable chip chips may be prepared with sliced vegetables that are fried, deep-fried, baked, dehydrated, or simply dried. Vegetable chips may be produced from a variety of root vegetables and leaf vegetables, such as carrot, turnip, parsnip, beet, radish, taro root, sweet potato, garlic, zucchini, cassava, kale, spinach, fennel and jicama, among others. Some baked versions utilize vegetables that are sliced, lightly tossed in oil, and then oven-baked until crisp. Vegetable chips prepared using this method have been described as more healthful compared to deep fried chips, particularly when prepared using "heart-healthy" olive oil. Simple versions are prepared by slicing vegetables and
Vegetable they are mainly providers of starch. For most vegetables and vegetable juices, one serving is half of a cup and can be eaten raw or cooked. For leafy greens, such as lettuce and spinach, a single serving is typically a full cup. A variety of products should be chosen as no single fruit or vegetable provides all the nutrients needed for health. International dietary guidelines are similar to the ones established by the USDA. Japan, for example, recommends the consumption of five to six servings of vegetables daily. French recommendations provide similar guidelines and set the daily goal at five