Karra pendalam in telugu, Gobo root/ Burdock root in english.
Its like most other roots with lots of carbohydrates and carries a distinct smell.
In India, these roots are cooked and sold on streets.
Just cook it like you cook a potato.
In a microwavable bowl of water, add karra pendalam halves.
Microwave for 8-12min depending on the girth of karra pendalam.
Cool and remove the thick skin and cut into circles.
Notes: You can even soak the peeled circles in salt water before cooking.