Karuppu Ulundu Kali is a traditional South Indian sweet dish made with black gram lentils, jaggery, and coconut. It is a nutritious and delicious dessert that is often prepared during festivals and special occasions. The lentils are soaked, ground into a smooth batter, and cooked with jaggery and coconut milk to create a thick and creamy consistency. The dish is rich in protein, iron, and fiber, making it a healthy and satisfying sweet treat.