Original Kovilpatti Kadalai Mittai (Groundnut Chikki Candy) and Crushed Groundnut Candy (Ko Ko Mittai) . Chikki is a traditional Indian sweet (brittle) generally made from peanuts and jaggery. There are several different varieties of chikki in addition to the most common groundnut (peanut) chikki. One of the tastiest candy from Kovilpatti