Tahini (طحينة), zhimajiang (芝麻醤), nerigoma(ねりごま), or sesame paste's a paste of ground sesame seeds used in cooking. Middle Eastern tahini's made of hulled, lightly roasted seeds. East Asian sesame paste's made of unhulled seeds. Tahini's a major component of hummus bi tahini and other Middle Eastern foods. It's sold fresh or dehydrated. Sesame paste's an ingredient in some Chinese, Korean, and Japanese dishes; it's a… (More on Tahini)