Phu quoc fish sauce Phu quoc fish sauce Phu Quoc fish sauce is a variety of fish sauce produced on Phu Quoc island in southwest Vietnam. Since 2001, the Industrial Property Department of the government of Vietnam has the name "Phu Quoc Fish Sauce" as a trademark, and only registered manufacturers are allowed to use the name in Vietnam. Such protection, however, does not extend worldwide. In 2012, Phu Quoc fish sauce was granted a European Union Protected Designation of Origin (PDO) status. Traditional Phi Quac fish sauce has been made solely out of fermented anchovies, salt, and water for over 200 years. The
Worcestershire sauce including traditional Welsh rarebit, Caesar salad, Oysters Kirkpatrick, and deviled eggs. As both a background flavour and a source of umami (the savoury "fifth flavour"), it is also now added to dishes which historically did not contain it, such as chili con carne and beef stew. It is also used directly as a condiment on steaks, hamburgers, and other finished dishes. The sauce is also used to flavour cocktails such as the Bloody Mary and Caesar. A fermented fish sauce called "garum" was a staple of Greco-Roman cuisine and of the Mediterranean economy of the Roman Empire, as the first-century