Pongal is a four day harvest festival celebrated in India, especially in the Tamil community. It marks the start of the Tamil month Thai and involves preparing rice pudding called pongal. The first day Bhogi involves cleaning homes and lighting bonfires. The second day Surya Pongal is dedicated to the Sun God and involves preparing and offering pongal. The third day Mattu Pongal honors cattle. The fourth day Kanum Pongal involves offering leftovers from previous days' celebrations.