Once a staple in India, millets have fallen out of fashion in recent years. Now, faced with water shortages, one Indian state is re-introducing these drought tolerant cereals to people's diets.

Daal, yellow, red, brown or black, is a staple across India. It is often described, inadequately, as lentil soup. Except it's so much more. For a lifelong expat, it's an anchor in a shifting world.