Pearl Millet

Pearl millet is a tall annual grass, usually 1 to 3 metres, bearing dense cylindrical seed heads reminiscent of cattails. The grains are small, round to slightly pointed, and commonly pale grey, though they may be white, yellow or brown. They are larger than most other millets. The flavour is earthy, sweet and nutty when cooked, and the flour is often described as slightly bitter if stored for long. The plant tolerates heat, poor soils and low rainfall better than most cereals, so it thrives where sorghum or maize would fail.

Pearl millet was domesticated in the Sahel region of West Africa, probably several thousand years ago, from a wild relative. It spread across Africa and to India, where it became a major dryland crop. Today, India, Niger, Nigeria, Mali, Sudan and Burkina Faso are among the largest producers. It is usually grown by smallholders in rain-fed conditions and plays an important role in food security in drought-prone regions.

Archaeological evidence from sites in Mali, Mauritania and Niger shows pearl millet being farmed several thousand years ago, and it likely reached South Asia by around 2000 BCE or earlier. It became the basis of daily foods across the Sahel and in Rajasthan, Gujarat and Maharashtra, where it is made into flatbreads and porridges.

In recent decades, researchers and food campaigns have worked to revive interest in millets as climate-resilient nutritious crops. The United Nations declared 2023 the International Year of Millets. Plant breeders have developed hybrids with higher yield, and nutritional programmes in India and Africa have promoted pearl millet to address dietary iron and zinc shortages, although the crop is still often overlooked in cities in favour of rice and wheat.

Pearl millet is ground into flour and made into flatbreads such as bajra roti in India, thick porridges such as tuwo and fura in West Africa, and fermented drinks and gruels. Whole grain can be cooked like rice or couscous and added to soups, salads and pilafs. It is popped or puffed in some regions and also sprouted. In the United States and parts of Africa, the plant is also grown as animal forage and bird seed. Toast the grain briefly before cooking to enhance its nutty flavour.

Pearl millet is a whole grain with fibre, B vitamins, magnesium, phosphorus, iron and zinc, and it contains more protein and fat than many other cereals. It is naturally gluten-free, making it a useful grain for people avoiding gluten, provided it is not contaminated during processing. Its fibre slows digestion and gives a moderate glycaemic response. Values given are approximate for general millet. Soaking, sprouting or fermenting can reduce phytates and improve mineral absorption.