context1: A Chicago-style hot dog is a steamed, boiled or grilled all-beef hot dog on a poppy <strong>seed</strong> bun, originating from the city of Chicago, Illinois. The hot dog is topped with <strong>mustard</strong>, onion, sweet pickle relish (often a dyed neon green variety called Nuclear Relish), a dill pickle spear, tomato slices or wedges, pickled sport peppers, and celery salt. Some variants exist, adding things such as cucumber slices, although ketchup is never included.
context2: is a type of <strong>mustard</strong> used as a condiment or as a seasoning in Japanese cuisine. Karashi is made from the crushed <strong>seeds</strong> of Brassica juncea. Karashi is usually sold in powder form or paste form in tubes.