Brassicaceae greens, Savoy, kohlrabi, and gai lan ("Brassica oleracea"), turnip, napa cabbage, bomdong, bok choy and rapini ("Brassica rapa"), rocket salad/arugula ("Eruca sativa"), garden cress ("Lepidium sativum"), watercress ("Nasturtium officinale") and radish ("Raphanus") and a few spices like horseradish ("Armoracia rusticana"), "Brassica", wasabi ("Eutrema japonicum"), white, Indian and black mustard ("Sinapis alba", "Brassica juncea" and "B. nigra" respectively). Vegetable oil is produced from the seeds of several species such as "Brassica napus" (rapeseed oil), perhaps providing the largest volume of vegetable oils of any species. Woad ("Isatis tinctoria") was used in the past to produce a blue textile dye (indigo), but
Vegetable chip drying them, without any cooking involved. Sometimes a mandoline is used to slice vegetables for vegetable chips, which can accommodate thin slicing and enhance size consistency. Vegetable chips may be flavored with spices such as salt, sea salt, pepper, cajun spice, curry, allspice, chipotle powder, sweet or smoked paprika, adobo seasoning, dried chives and many others. Mass-produced varieties may contain food preservatives or monosodium glutamate. Vegetable chips can be homemade using various recipes and preparation processes. Carrot chips are carrots that have been fried or dehydrated. Some U.S. companies mass-produce and purvey carrot chips to consumers, such as Connecticut Country