Millet. Pearl millet. After rice and wheat this is the most important grain crop of India. It is used to make flour which is often used in the making of poppadums. Two types of millet are available, bulrush or bajra bajra (pearl millet - Pennisetum typhoideum) and finger millet (Eleusine coracana).
An astringent, dried green berry. Could you send details (and a picture) to firstname.lastname@example.org if you know more?