Saffron (pronounced /ˈsæfrən/, /ˈsæfrɒn/) is a spice made from the stigma of the flower of the saffron plant. The spice is used in cooking as a seasoning and as a food colouring. Saffron has a bitter taste and smells like hay. This smell is caused by the chemicals picrocrocin and safranal.Saffron also contains a dye, crocin, that gives food a rich golden colour. Saffron is a part of many foods from around the world, and is also used in medicine.