Cod Gratin
Ingredients 2 leeks, sliced 2 carrots, sliced 1 onion, chopped 40g/1½oz butter, plus extra for greasing 600g/1lb 5oz cod loin, skinned and cut into 3cm/1in chunks 2 tbsp plain flour 50ml/2fl oz dry white wine salt and freshly ground black pepper For the béarnaise sauce 70ml/2½fl oz white wine vinegar 2 shallots, finely chopped 2 […]