1kg/2lb 4oz floury potatoes, peeled and cut into chunks
200g/7oz baby button mushrooms
125g/4陆oz pearl onions
2 tbsp finely chopped flatleaf parsley
3 sprigs thyme, leaves only
500ml/18fl oz chicken stock
salt and freshly ground black pepper
150驳/5陆辞锄 butter
150ml/5fl oz double cream
4 free-range egg yolks
150ml/5fl oz full-fat milk or cream
1.5kg/3lb 5oz whole chicken, cut into 8 pieces, plus the rest of the carcass
200ml/7fl oz white wine