Puree the tomatoes, onions, salt, and peppers in a blender or food processor just long enough to make the mixture uniformly smooth. Blend gently with fish in a cooking pot, and heat through ar a low temperature, being careful not to let the mixture boil. Serve with rice or a stiff porridge (see recipes in Grains and Bread chapter)
Variation : substitute a pound of sardines for the fish.
(picure : google image)