Cut the fish into strips. Mix the flour, salt, pepper, tbsp of Jumbo Fish in a bowl and coat the fish with the mixture.
Heat the oil in a frying-pan. Fry the fish until golden, remove it from the frying-pan and set it aside.
Fry the onions in the frying-pan for a few minutes. Add the tomatoes. Cook for about ten minutes, stirring continuously. Add the water. Lower the heat, cover and cook over a low heat for a further ten minutes.
Add the fish to the frying-pan. Add the red pepper, if desired. Cook over a low heat for twenty to thirty minutes. Serve with rice.
Serves 4