Sathumaavu Urundai is a traditional South Indian sweet made with a nutritious mix of roasted grains and nuts. It is a popular snack for kids and is also given to new mothers as it is believed to boost lactation. The urundai is made by combining the roasted and powdered grains with jaggery syrup and shaping them into small balls. It is a healthy and delicious treat that can be enjoyed by people of all ages.