Cheese sauce is a creamy condiment made primarily from melted cheese and a thickening agent, often flour or cornstarch. It is commonly used to enhance the flavor of various dishes, such as macaroni and cheese, nachos, and vegetables. The sauce can be prepared in different styles, ranging from a simple cheddar cheese sauce to more complex variations that include spices or additional ingredients. To make cheese sauce, the base is typically created by cooking a roux, which is a mixture of fat and flour, before gradually adding milk and cheese. The result is a smooth, velvety sauce that can be adjusted for thickness and flavor. Cheese sauce is popular in many cuisines and is enjoyed for its rich taste and versatility.