3 garlic cloves, skin on, crushed
1 lemon, half juiced, half cut into wedges
½ lemon, juice only
½ potato, peeled and chopped
2 tbsp chopped fresh tarragon
salt and freshly ground black pepper
1 tbsp olive oil
15²µ/½´Ç³ú butter
25g/1oz butter
100ml/3½fl oz double cream
½ chicken breast fillet
25g/1oz fresh peas, out of their pods
100ml/3½fl oz white wine