Cardamom: Cardamom, also known as Cardamom, is a small spindle shaped seedpod with black seeds inside. The covers are thin and pale green (Elettaria) or dark brown (Amomum). It is the third on the list of the world’s most expensive spices, right behind vanilla and saffron. Cardamom is used as a cooking spice as well as flavoring (mainly for tea and coffee).