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
Dutch cuisine with a more tempura-like batter), "gerookte paling" (smoked European eel), and "rollmops". Dutch cuisine Dutch cuisine () is formed from the cooking traditions and practices of the Netherlands. The country's cuisine is shaped by its location in the fertile North Sea river delta of the European Plain, giving rise to fishing, farming (for crops and domesticated animals), and trading over sea (colonialism and the spice trade). Traditionally, Dutch cuisine is simple and straightforward, with many vegetables and little meat: breakfast and lunch are typically bread with toppings like cheese, while dinner is , supplemented with seasonal vegetables. The diet contains