White mustard seeds, which are actually yellow in color, are most mild and are the ones used to make American yellow mustard. Yellow mustard has been promoted only in some areas.
Yellow Mustard seeds or mustard powder can be used as a condiment in a variety of dishes. Yellow Mustard seeds are or can be roasted in a skillet. While dried mustard powder does not have a very strong quality, mixing it with water initiates an enzymatic process that enhances its pungency and heat. To moderate its sharp flavor, add some very hot water or an acidic substance such as vinegar, either of which will stop the enzymatic process. Amongst all types, yellow mustard seeds are highly used for various applications like mustard sauce, pickles. They are also used in salad dressings, various vegetables. It has a hot and spicy flavor.
Yellow mustard seeds are stimulant, pungent, laxative and digestive. Yellow Mustard seeds are a very good source of selenium and omega-3 fatty acids. They are also a good source of phosphorus, magnesium, manganese, dietary fiber, iron, calcium, protein, niacin and zinc.