Lamb Shanks With Red Wine & Prunes

  Serves 4   8 shanks 2 onions, diced medium fine 6 garlic cloves, peeled and crushed 500g prunes 1 bottle red wine vegetable stock (enough to cover everything) approx. 1-2 litres   To thicken the gravy at the end (if required) ½ cup cornfour ½ cup water   Pre heat the oven to 200ºc…