Slow-braised lamb with sweet potato mash recipe

Ingredients

• 250 g 4 x chumps of lamb
• 2 medium parsnips, peeled cored and cut medium dice
• 2 medium carrots, peeled and cut medium dice
• 1 medium leek, split, cleaned and cut medium dice
• 1 squash, peeled, deseeded and cut medium dice
• 2 medium onions, peeled and cut medium dice
• 4 cloves of garlic, peeled and slightly crushed
• 1 sprig each of thyme and rosemary
• 500 ml chicken stock
• 1 small bunch of flat parsley, roughly chopped
• 500 g sweet potatoes, peeled and cut into chunks
• 100 g salted butter cut into chunks
• 1 pinch Salt and freshly milled black pepper
• 3 tbsp tablespoons of olive oil