Red wine risotto with duck & garlicky mushrooms

INGREDIENTS

• 2 tbsp butter
• 1 onion , finely chopped
• 2 carrots , finely chopped
• 2 celery sticks, finely chopped
• 3 garlic cloves , crushed
• thyme sprig, leaves picked
• 300g risotto rice
• 300ml red wine
• 1.4l chicken stock , hot
• about 175g leftover ducks , shredded
• 200g pack chestnut mushrooms , thickly sliced
• handful flat-leaf parsley , chopped