Firstly, Heat 1 tbsp of oil, splutter 1 tsp of mustard seeds, add 1 green chilly (slit), 2 garlic (crushed), few curry leaves, saute for a while
Now add the ground paste, ¼ tsp turmeric powder, salt and pinch of asafoetida, mix well (flame- low)
pour 3 tbsp of tamarind extract, mix well (flame- low)
After that pour in 2 cups of water, mix well (flame - medium)
cook it in medium flame, once it started boiling, put some coriander leaves and turn off the flame, its done. Don't bring into boil for more, once it starts to boil, that is enough