Onion and Green Chilli Chutney is a spicy and tangy condiment made with onions, green chillies, and a blend of spices. It is a versatile chutney that can be enjoyed with dosa, idli, or as a spread for sandwiches. The onions are sautéed until golden brown and then blended with green chillies, tamarind, and spices to create a flavorful and zesty chutney.