4 baby artichokes, peeled and thinly sliced
3 heads garlic, cloves separated
1kg/2lb 4oz new potatoes, left whole if small or cut in half
10 sage leaves, chopped
100驳/3陆辞锄 spinach
4 bay leaves
salt and freshly ground black pepper
1 nutmeg, for grating
4 tbsp olive oil, plus extra for drizzling
40驳/1陆辞锄 butter
1 litre/1戮oz full-fat milk
2kg/4lb 8oz lamb leg, bottom bone removed and top bone in