Sauces are used to enhance the flavor of foods by complementing, enhancing, or adding variety to flavors, appearances, and textures. There are several categories of mother sauces in French cooking that other sauces are derived from, including white sauces, brown sauces, tomato/red sauces, egg yolk and butter sauces, egg yolk and oil sauces, oil and vinegar sauces, and flavored butter sauces. Secondary sauces are derived from mother sauces and have additional flavorings added, such as Mornay sauce from white sauce or Béarnaise sauce from hollandaise sauce. Finishing sauces are