Ingredients:
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Tomatoes-2(cut into 4)
Green chillies-2(sliced to 2)
big onion(sabola)-1 (chopped finely)
ginger (inchi)-1 small piece(chopped finely)
vinegar(1 tsp)(you will get it in local stores)
coconut milk- 1 cup
salt

{chilliepowder-2 tsp,corriander powder(malli podi)-1 tsp}mix this 
massala together and heat a little.
 
Method:
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In a pan  take green chillies,ginger, small onions,salt,coconut milk 
and the mixed massala powder.stir and boil it.add vinegar if needed.cook 
until done.