336 FOOD FACTS Look out for these good buys in the shops Most housewives know that it's wise to keep a weather-eye on what's in the shops, and buy accordingly — rather than keep strictly to their shopping list. Here are some foods, in most shops now, that are good buys. TUNNY FISH — for that special occasion. This canned fish is delicious — close-textured and tender. It's very popular served just as it comes from the can, with salad. Its good, too, hot with parsley sauce, or made into a kedgeree.