Tonka bean oil Tonka bean oil Tonka bean oil is extracted from the seed of "Dipteryx odorata". The oil is composed primarily of coumarin, which is used to flavor tobacco. It is neither a pressed oil, nor an essential oil, but was traditionally obtained by soaking the large, single tonka bean seed in rum or other alcohol for 24 hours, after which crystals of coumarin appear on the outside of the seed, and are then collected. The seeds contain up to 46% oil by dry weight. In recent years, most commercially produced coumarin are synthetic, which has reduced the demand for tonka beans
Japanese Chinese cuisine cuisine Dishes derived from Northeast Chinese cuisine Dishes possibly derived from Shanghai cuisine Dishes possibly derived from Zhejiang cuisine Dishes possibly derived from Jiangsu cuisine Other dishes Japanese Chinese cuisine Japanese Chinese cuisine or Chūka is a style of Japanese cuisine served by "nominally" Chinese restaurants popularized in Japan in the late 19th century and more recent times. There is much confusion as both Japanese and Chinese reject that this food is the pure form of their own cuisine, however, it is clear this food is found primarily in Japan, though now it is re-popularized throughout Asia from Japan as