1陆 tsp lemon juice
900g/2lb fresh spinach, large stems removed
1陆 tsp copped tarragon leaves
900ml/1陆 pints chicken stock
freshly ground black pepper
freshly grated nutmeg
salt
40驳/1陆辞锄 butter
25g/1oz butter
1 x 225g/8-9oz black pudding
4 boneless chicken breasts
175ml/6fl oz sweet Muscat wine, such as Muscat Beaumes de Venise