2 large carrots, sliced into lozenges
2 large leeks, sliced into 2cm/戮in pieces, washed
10 button mushrooms
1 large onion, chopped
2 tbsp chopped tarragon
thyme leaves
pinch cayenne pepper
200ml/7fl oz chicken or turkey stock
butter, for frying
200ml/7fl oz double cream
1 free-range egg, beaten
2 tbsp parmesan, finely grated
225g/8oz frozen puff pastry, defrosted
200g/7oz cooked ham, cut into bite-size pieces
500g/1lb 2oz leftover turkey, cut into bite-size pieces