Fish sauce are made with anchovies, mackerel, scabbard fish and salt. The bigger the fish, the more mercury you might expect, especially if predator fish like scabbard fish. They do not have any additives like sugar, hydrolyzed protein, or preservatives. Vietnamese prefer sauces without a strong smell, and transparent with a deep golden amber color. "First press" fish sauce, meaning the sauce is bottled from the first time the fermenting barrels are drained, also indicates quality. Lastly, when measuring the nitrogen level of fish sauces (N), most fish sauce on the market falls within the mid 20N range. Anything over 30N is
Sauce is a sauce used on roast dinner. The sole survivor of the medieval bread-thickened sauces, bread sauce is one of the oldest sauces in British cooking. Apple sauce, mint sauce and horseradish sauce are used on meat (usually on pork, lamb and beef respectively). Redcurrant jelly, mint jelly, and white sauce may also be used. Salad cream is sometimes used on salads. Ketchup and brown sauce are used on fast-food type dishes. Strong English mustard is also used on various foods, as is Worcestershire sauce. Custard is a popular dessert sauce. Other popular sauces include mushroom sauce, marie rose sauce