1 tbsp butter
3 leeks, thinly sliced
1 large carrot, thinly sliced
1 1/4 lb/550g sweet potatoes, peeled and cubed
2 large tart apples, peeled and cubed
5 cup water
Freshly grated nutmeg
1 cup Apple juice
1 cup whipping or light cream
Salt and pepper
Snipped fresh chives or cilantro, to garnish