M&S lamb gravy

Roast Lamb Stock (33%) (Water, Lamb Bones, Onions, Carrots, Tomato Purée, Swede, Yeast Extract (Yeast Extract, Salt), Dietary Information Gluten free Leeks, Salt), Water, Lamb Stock (24%) (Water, Lamb Bones, Yeast Extract, Salt), Red Wine (4%), Cornflour, Salt, Concentrated Onion Stock (Water, Onions), Sugar, Balsamic Vinegar, Caramelised Sugar Syrup, Ground Black Pepper, Thyme, Rosemary