Mustard is a popular condiment made from the seeds of the mustard plant, a member of the genus Brassica and Sinapis. There are three primary types used to make a wide variety of mustards; from mildest to strongest, they are:
Mustard seeds are sold whole, ground, or bruised. Powdered mustard is often sold as a blend of ground mustard powder, turmeric, and a bit of wheat flour.