Mustard seeds have an interesting bite & they contribute to the exotic flavor & aroma of Indian food. Mustard seed is one of the most popular spices traded in the world today. If you are like most people, the word "mustard" probably conjures up images of ballparks and barbeques. Yet, once you add mustard seeds to your spice cabinet, the word will take on a whole new meaning, as you will also relish the spicy, aromatic rustic taste & fragrance that mustard can add to your meals.Â