Toor dal plain, also known as split pigeon peas or arhar dal, is a widely used lentil in Indian cuisine. It is a yellow-skinned, split legume with a mild, nutty flavor and a creamy texture when cooked. It is a good source of plant-based protein, dietary fiber, and other nutrients. Toor dal is versatile and can be used in various dishes like dal, sambar, soups, and curries.