Ayurvedic herbs Onion 15 Health Benefits- Pyaj in English Onion is the most used spice in Indian kitchens and the main ingredient of every meal. It also uses as a Salad to eat. Onion (Pyaj in English) has two types White Onion and Red Onion. In Hindi, Onion is known as Pyaz (प्याज), Piyaj (पियाज़)