Tomato purée is a thick, smooth mixture made from cooked and strained tomatoes. It is often used as a base for sauces, soups, and stews, providing a rich tomato flavor. The process involves cooking fresh tomatoes to soften them, then blending and straining to remove seeds and skins. This versatile ingredient is commonly found in many cuisines around the world. It can be used in recipes like pizza sauce, pasta sauce, and chili. Tomato purée is available in cans or jars, making it a convenient option for home cooks and professional chefs alike.