fish-any one u like-1
tomatoes-2 sliced
tamarind juice-1/2 cup
onion-1 chopped into large pieces
zerra-1tbsp
salt to taste
dry red chilli-3 if more spicy 2
haldi powder-1/4 tbsp
sugar-1 tbsp
oil
curry leaves-5 count
mustard seeds a pinch

first clean the fish and keep aside. Now fry Zeera,red chilli 
and 
onions in a frying pan until it turns brown. Now take some 
diced 
tomatoes, fried onion,clilli,zeera and make a fine paste now 
take a pan and add 
1 spoon of oil and add curry leaves,mustard seeds,red chiili 
pieces 2,and add this fine paste and boil it properly till oil 
comes out and now add tamarind juice according to the quantity 
and taste it so u can 
add little bit add salt to taste and also add sugar then after 
some time add 
fish 
and boil it it will cook with 5 to 6 min and u r fish pulusu is 
ready..try this u will definitely like this.....
u can send me emails with u r comments and suggestions also...