250g/9oz King Edward potatoes, peeled and chopped into even-sized pieces
½ carrot, peeled and diced
1 celery stick, diced
1 tsp finely chopped fresh chives
2 dill sprigs, finely chopped
2 garlic cloves, chopped
1 garlic clove, peeled
½ onion, diced
½ banana shallot, peeled and finely chopped
1 tsp capers, finely chopped
1 litre/1¾ pints good-quality chicken stock
1 heaped tsp wholegrain mustard
2 tbsp grapeseed oil
2 tbsp olive oil
pinch salt
50–75²µ/1¾–2¾´Ç³ú butter
75ml/2½fl oz double cream
2 Iberico pork chops
75ml/2½fl oz cognac
125ml/4fl oz white wine