Yellow mustard seeds are one of the core spices in an Indian kitchen. They're also widely used in the pickling brine for gherkins. Try this with Duck Breast Pastrami!

Greenfields are a second generation UK-based family business. Greenfields’ herbs and spices are used by restaurants, artisans and street food producers across the country - all who enjoy their great value products. For caterers and restaurants the kitchen-safe and easy-to-use resealable plastic tubs for their larger size packs of ingredients are extremely popular. And for home cooks the smaller packets of spices are great for filling your spice drawer. The Greenfields philosophy is to provide good quality products at a great price.