The corm is toxic raw, so it reaches kitchens processed into grey, springy blocks and noodles with almost no taste of their own, which soak up the flavour of hotpot broth and Sichuan-style dishes.
魔芋 yields a tuber processed into the gelatinous food known in Japanese as konnyaku (蒟蒻). Popular in Sichuan cuisine and as a low-calorie noodle (魔芋丝, móyùsī) in modern dieting.
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Literally 'demon taro' - 魔 (mó, demon) + 芋 (yù, taro). The plant's giant flower has a strong odor, and the rubbery texture of the food really does feel a bit otherworldly.