Passata is a smooth, thick tomato sauce that is made by cooking and straining tomatoes to remove the seeds and skins. It is commonly used in Italian cooking as a base for pasta sauces, soups, and stews. Passata has a rich, concentrated tomato flavor and a vibrant red color, making it a versatile ingredient that adds depth and richness to a variety of dishes. It is a convenient pantry staple for home cooks looking to add a burst of tomato flavor to their recipes.