The best crème fraîche comes from a strictly controlled area of Normandy called Isigny-sur-Mer and it’s sold in larger supermarkets here. A half-fat version of crème fraîche is available ...

Serve with steamed vegetables. You can make the mash for this fish pie recipe in advance (mash freezes really well, it can try out a little but that's easily solved by stirring in a little extra ...