Mustard seeds are tiny, rounded kernels—typically 1–3 mm in diameter—ranging in color from pale yellow (white mustard, Sinapis alba) to dark brown (Brassica juncea) or black (Brassica nigra) They owe their characteristic pungent flavor and aroma to the enzyme myrosin acting on glucosinolates when the seeds are crushed or chewed, resulting in the formation of volatile, sharp-tasting ... https://ndhealth.shop/essentials/spices-and-powders/3028/buy-online-mustard-seeds