125g/4 Β½oz Jersey Royal potatoes, washed, scrubbed and thinly sliced
4 tbsp chives, finely chopped
Β½ lemon, juice only
2 large banana shallots, roughly chopped
225g/8oz watercress, roughly chopped
watercress, to garnish
salt and freshly ground black pepper
pinch freshly grated nutmeg
450ml/16fl oz chicken stock (vegetarians can substitute vegetable stock)
50g/2oz butter
75g/3oz butter
150ml/5fl oz double cream
110ml/4fl oz double cream