No, jau and jowar are not the same. Jowar refers to the millet grain, Sorghum bicolor, which is a white rounded small seed. It is widely cultivated and consumed in parts of India. Jowar is known for its high nutritional value and is often used to make roti, bhakri, and various other dishes.
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On the other hand, jau refers to the barley grain, Hordeum vulgare. It is a cereal grain that looks similar to wheat before peeling off. Barley is also widely cultivated and consumed in India, but it has a different taste and texture compared to jowar. Barley is often used in soups, stews, and as an ingredient in beverages such as beer.
In summary, jowar and jau are two different types of grains commonly consumed in parts of India. Jowar refers to millet, while jau refers to barley. They have different characteristics, tastes, and uses in culinary preparations.