3 carrots, shredded or sliced
1 garlic clove, finely chopped
1 small leek, finely shredded
1 onion, sliced
1 medium sprig rosemary
rosemary sprigs, to garnish
5 allspice
5 cloves
15 mustard seeds
5 white peppercorns
100g butter
700ml/1录 pints milk
700ml/1录 pints soured cream
1kg/2lb 4oz Klippfisk (salt cod) that has been soaked for 24 hours