Koorakka/chinese potato poriyal

This one of my fav. veggies from childhood.I mom used to make this spicy poriyal served with sambhar and rice.since i came here, i couldn't find these anywhere, but got lucky this time.I found these on the frozen section of an indian store.It's frozen, but what the heck, tasted heavenly...something different from potatoes...

Ingredients
Koorakka /chinese potato - cup(medium cut)
Chilly powder - 1tsp
Turmeric powder - 1/2tsp
Oil-2tbsp
Curry leaves - a few
Mustard seeds - 1/2tsp
salt

Method

Heat oil in a pan and pop mustard seed.Fry curry leaves and add koorakka to it.Fry for abt 2-3 min.s and add chilly powder,turmeric powder and salt.Fry for another 4 min.s.Serve it hot with rice and sambhar.