Ingredients: 
1/8 cup oil
Pinch of turrneric powder
4 - 6 Curry leaves
1/2 tsp Red chilly powder
1/2 tsp mustard seeds
Water 1/2 - 1 cup
1 onion chopped
1 tbsp Tamarind water250 gms Potatoes cut into small cubes
2 tbsp Coconut freshly grated
1 tsp Salt
2 Green Chillies chopped
1/2 tsp Coriander seeds roasted and ground
1/4 bunch Coriander leaves chopped
1/2 tsp Cummin seeds roasted and ground