Roast chicken with forty cloves of garlic

Fruit and vegetables

1kg/2lb 4oz medium floury potatoes, preferably Maris Piper or King Edward

40 garlic cloves (from 2-3 bulbs), unpeeled

300g/10½oz fresh kale

½ lemon, halved

250g/9oz shallots (small ones not banana shallots)

6 spring onions, trimmed and finely sliced

2 tbsp chopped fresh tarragon leaves

1 tbsp finely chopped fresh thyme