Braised Lamb Shanks with vinegar

4 lamb shanks olive oil 2 red onions , sliced thinly 1 stalk celery , chopped finely 500 ml red wine 375 ml hearty beef stock 1 bulb of garlic 3 rosemary[...]

1 1/2 tablespoons vegetable oil 3 carrots , thinly sliced 2 onions , thinly sliced 2 celery ribs , thinly sliced 4 garlic , minced 1 teaspoon rosemary 1[...]