It is served with horseradish, mustard, or ground garlic with smetana. Mustard, horseradish, tomato sauce, and vinegar are popular, as well. Roast beef is sometimes served with horseradish or horseradish sauce. This colorless oil is responsible for the pungent taste of mustard, radish, horseradish, and wasabi. Mustard, garlic, and horseradish are then added for flavor. Allyl isothiocyanate is also responsible for the pungent taste of horseradish and wasabi. Glucosinolates are natural components of many pungent plants such as mustard, cabbage, and horseradish. The company also sells a line of condiments, including barbecue sauce, horseradish, and mustard. Wasabi is a member of the family Brassicaceae, which includes cabbages, horseradish and mustard. An imitation "wasabi" ("seiyo-wasabi"), made from horseradish, mustard powder and green dye is common. The same compound is responsible for the pungency of horseradish and mustard. This is usually served with freshly grated horseradish. The stew is then served with grated horseradish. The Japanese botanical name for horseradish is , or "Western wasabi". In English this word is translated as "wasabi" or "Japanese horseradish".