Ingredients
Yam cut into small pieces - 60 gms
Big Raw Banana - 1
Pepper Powder - 1 tsp
Turmeric Powder - 1/4 tsp
Water - 1 cup
Salt - to taste
Grated Coconut - 1/2 coconut
Cumin Seeds - a pinch
Ghee - 10 gm
Coconut Oil - 1 tbs
Mustard Seeds - 1/4 tsp

Method
Split the banana lengthwise into 3 pieces.
Do not peel the skin. Cut it into small pieces.
Boil yam and banana with pepper powder, turmeric powder and salt in 1 cup of water.
Grind one fourth quantity of grated coconut and cumin seeds together and add to it.
Grind the remaining coconut and saute in a low flame till brown in colour.
Keep it aside. Season mustard seeds in ghee.
Add the coconut oil, seasoned mustard seeds and the saute coconut to the vegetable mixture. Mix well.