I have marinate the king fish with lemon juce it gives bitter taste how do i adjust the taste?

Try this recipe
http://mommaderecipes .blogspot.com/2013/03/easy-to-prepar e-f.html

Lessen the quantity of the lemon juice . and if you want sour taste go for vinegar since if you mix it with red chilly paste or any other ingredient it will not get bitter

Try the recipe on the below link

Don't use lemon add ginger garlic paste it will give more flavor. After frying you can use lemon.................