RASA Spices N Foods Pvt. Ltd. Offers Yellow Mustard Seeds. The Yellow Mustard Seeds are obtained from various mustard plants. The Yellow Mustard Seeds are 2 mm in diameter. The Mustard Seeds have colours from yellowish white to black. The Yellow Mustard Seeds are used as important spices in many regional cuisines for its amazing taste. The Yellow Mustard Seeds can be obtained from three different plants like brown Indian mustard, black mustard and white or yellow mustard. In the Indian subcontinent, the Yellow Mustard Seeds are mainly used to impart a flavor to oil. Mustard oil is extracted from the Mustard Seeds. Different kinds of mustard provide different mustard oils like black mustard for pungent mustard oil. Yellow Mustard Seeds can be ground into flour to make the condiment mustard.