If you don’t have time to make the mayo for the tartare sauce, substitute with a good-quality bought mayonnaise. For the fish cakes, put the mashed potato in a bowl and break up with a fork.
The good EFAs in the fish will be swamped by the sunflower oil ... Catherine recommends eating tinned sardines in tomato sauce. She says, 'It is an oily fish and one 7 inch sardine can also ...