Amaranth. It begins opportunely with an “a” but would in any case be the perfect “ancient grain" to introduce this topic. Grown in South America from time immemorial – at least since 4000 BC – its tiny pearls are vaguely reminiscent of hazelnuts and rich in nutrients, especially proteins.
Buckwheat. Probably the tastiest of grains, it is certainly one of the most expensive. With its dark colour, the strange shape of its seed and slightly sweetish taste, it is very low in fat and rich in antioxidants. Russia and Eastern Europe show a particular fondness for this grain.