Slow-cooked lamb shanks in red wine sauce - Salamanca Fresh

Ingredients

• 5 x 300-350g lamb shanks
• 1½ tsp salt
• 1 tsp black pepper
• 2 tbsp olive oil, separated (plus more as required)
• 750ml merlot or cabernet sauvignon wine (yes, a whole bottle!)
• 800g can crushed tomatoes
• 2 tbsp tomato paste
• 500ml (2 cups) low-sodium chicken stock (or veal stock)
• 3 garlic cloves, smashed and peeled
• 2 sprigs rosemary
• 3 sprigs thyme
• 2 dried bay leaves