Take the chopped sweet potato in a microwaveable dish. MW on high for about 4-5 mins with little water until tender.
Heat ghee in a pan, add the cooked sweet potatoes and jaggery, cover and cook on medium-low flame until jaggery melts and forms a thick sauce about 5-6 minutes.
Add elaichi powder and take off heat. Enjoy hot or cold or at room temperature.