Braised Lamb Shanks with Roasted Garlic and Parmesan Mash - Stinco d'agnello con purè di patate all'

Ingredients

• 200 g red wine
• 400 g tinned chopped tomatoes
• 60 g balsamic vinegar
• 50 g tomato purée
• 100 g water
• 1 beef stock cube (for 0.5 l)
• 3 sprigs fresh rosemary
• 2 tsp dried oregano
• 110 g onions
• 3 - 4 garlic cloves
• 150 g celery stalks
• 150 g carrots
• 40 g extra virgin olive oil
• 4 lamb shanks
• 2 pinches fine sea salt
• 2 pinches ground black pepper
• 50 g Parmesan cheese
• 1 garlic bulb
• 1 tsp olive oil
• 1 ½ tsp fine sea salt
• 1000 g floury potatoes
• 350 g milk
• 50 g unsalted butter
• ground black pepper