Mati Mahor Dali is a traditional Assamese dish made with split black gram lentils. It is a simple and nutritious recipe that is popular in Assam. The lentils are cooked until soft and then tempered with spices like mustard seeds, cumin seeds, and dried red chilies. The dish is typically served with steamed rice and a side of vegetables or fish curry. Mati Mahor Dali is a comforting and wholesome dish that is perfect for a hearty meal.