Rai (Small)/Mustard (Small)

Mustard seeds are the small round seeds of variousmustard plants. The seeds are usually about 1 to 2 millimetres (0.039 to 0.079 in) in diameter and may colored from yellowish white to black. … Grinding and mixing the seeds with water, vinegar or other liquids creates the yellow condiment known as preparedmustard.