Smash Burgers

BRITISH BEEF (70%), BRITISH DRY AGED BEEF (20%), Unsalted Butter (Milk), Potato Starch, Rice Flour, Marrow Stock (Water, Beef Bones, Beef Marrow, Carrot, Onion, Yeast Extract, Salt, Tomato Paste), Salt, Yeast Extract, Dextrose, Flavouring, Onion Powder, Preservative: Sodium Metabisulphite; Cracked Black Pepper, Antioxidant: Ascorbic Acid; Onion Oil, Garlic Purée.