Potato soup with dill and smoked salmon

Winter Warmer… Serves 6. Ingredients: You will need: 50g (2oz) butter 400g (14oz) potatoes, peeled and chopped 1 medium onion, chopped salt and freshly ground black pepper 800ml (1½ pt) chicken or vegetable stock 125ml (4½ fl oz) creamy milk (use half milk and half cream, or if you prefer, use all milk) 2 tablespoons…