Fish pie with velouté sauce
By Bryn WIlliams From Saturday Kitchen Ingredients For the prawn stock 250g/9oz prawn shells ¼ onion, peeled and chopped ¼ carrot, peeled and chopped ¼ fennel, trimmed and chopped 1 star anise large pinch fennel seeds 1 tbsp chopped fresh tarragon 75ml/2½fl oz white wine …