Heat 1 tblspn of oil in a kadai..Add in all the roasting ingrediants..Fry on a low flame till golden..Remove and let it cool down..Now grind this into a smooth paste by adding some water.
Heat 3 tblspn oil in a kadai..Add in shallots and garlic and mix well.
Now add in the ground masala and mix well..Pour in tamarind water and some more water as you need..Season with salt.
Bring this to a boil..Cover and simmer for 20-30 mins..
Make seasoning by heating 2 tblspn oil and crackling mustard,cumin,fenugreek and curry leaves.