A festive sweet modak or kuzhakattai filled with jaggery and coconut and steamed. It is a jaggery based sweet coconut mixture flavored with cardamom. This thengai poornam can be used to stuff kozhukattai, modakam and can also be used to make coconut poli (Thengai Boli). Apart from using it as stuffing, these can be made into small balls and you can eat as such. It is a guilt free indulgence if you happen to have a sweet tooth.