Patak’s Butter Chicken Cooking Sauce 450g is a mild, creamy tomato and butter based curry sauce infused with fenugreek, green cardamom and other aromatic spices. Simply fry chicken, paneer or vegetables, pour over the sauce and simmer for around 20 minutes for a restaurant‑style butter chicken at home. Gluten‑free, suitable for vegetarians and made without artificial colours, flavours or preservatives.