Christmas nut roast with mushroom gravy

Fruit and vegetables

200g/7oz chestnut mushrooms, roughly chopped

50g/1¾oz dried cranberries

250ml/9fl oz cranberries (fresh or frozen)

2 garlic cloves

1 garlic clove

1 lemon, zest only

250g/9oz chestnut mushrooms

1 onion, finely chopped

1 large orange, juice and zest

1 large parsnip, coarsely grated (around 250g/9oz)

1 tsp dried sage

1 shallot, finely chopped

300g/10½oz spinach or chard leaves

1 thyme sprig

few thyme sprigs, leaves picked