Braised Lamb with rutabaga

1 (8 lb) leg of lamb (approximately 8 pounds) 2 heads garlic , split in half 2 sprigs fresh rosemary 10 sprigs fresh thyme 10 ounces tomato paste 1 liter red[...]

4 tablespoons olive oil 1 lb onion , sliced 5 large shallots , sliced 2 tablespoons fresh rosemary , chopped 6 lamb shanks all-purpose flour 2 1/2 cups dry[...]