Mustard helps emulsify liquids use in salad dressing recipes to help blend oil and vinegar and add a spicy zip. Mustards seeds are a popular addition to dishes such as vegetable, beans, pastries and pickles.
Onion Seeds (Kalonji) are small, irregular shaped black seeds of the plant that grows in India - Kalonji. This spice can be used fresh or dry roasted in curries, and added to vegetables, relishes, pickles and yogurts.