Chettinad karunai kizhangu kuzhambu, also known as chettinad tangy elephant yam gravy, is a spicy and tangy South Indian curry made with elephant yam and a blend of aromatic spices. It is a popular dish in the Chettinad region of Tamil Nadu and is often served with rice or roti. The curry has a rich and flavorful taste, with the tanginess of tamarind and the heat of red chilies.