1 broccoli head, broken up into florets
1 tbsp fresh chopped chives
1 garlic clove, chopped
300ml/10陆fl oz chicken stock
salt and freshly ground black pepper
1 tbsp extra virgin olive oil, to serve
200g/7oz self-raising flour
100驳/3陆辞锄 butter, diced
55g/2oz mature cheddar, grated
50ml/2fl oz double cream
1 free-range egg
25-50ml/1-2fl oz milk