Whether grainy or smooth, spicy or sweet, Dijon, American, or English, mustard accompanies our food and flavors our life around the globe. It has been a source of pleasure, health, and myth from ancient times to the present day, its tiny seed a symbol of faith and its pungent flavor a testimony to refined taste. There are stories of mustard plasters used to treat melancholy, runners eating mustard to prevent cramps, and Christians spreading mustard seeds along pilgrimage trails. In this delightful global history of all things Grey Poupon and gleaming yellow, Demet Güzey takes readers on a tour of the ubiquitous mustard, exploring its origins, its use in medicine and in the kitchen, its place in literature, language, and religion, and its strong symbolism of sharpness, perseverance, and strength. Packed with entertaining mustard facts and illustrations as well as a selection of historic and modern recipes, this surprising history of one of the world's most loved condiments will appeal to all food history aficionados.