Miso-glazed roast ham - Good Food Middle East

Ingredients

• 1 uncooked ham, on the bone (about 5-6 kg)
• 2 celery sticks
• 2 onions, halved
• 2 carrots, roughly chopped
• 1 garlic bulb, halved
• small pack thyme
• small pack parsley
• 1 bay leaf
• 1 tsp black peppercorns
• 1 tsp cloves
• ½ tsp ground nutmeg
• 90g demerara sugar
• 50ml cider vinegar
• 3 tbsp dark miso paste
• 3 tbsp heather honey (you can use regular honey if you can't find this)
• 1 tbsp dry sherry
• 1 tbsp English mustard
• 1 tsp Chinese five spice