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
Wine sauce Burgundy wines, and port wines, among others. Ingredients in addition to wine may include stock, mushrooms, butter or shrimp butter, tarragon vinegar, shallot, chervil, tarragon, spices, onion, garlic and others. Some wine sauces are prepared using a reduction, which may intensify their flavor or make the flavor sharper. Reduced wine may be used to prepare thicker wine sauces, while those lacking a reduction are generally thin. Some wine sauces are creamy, prepared with the addition of cream or milk. Fish velouté is a French velouté sauce base from which several types of sauces can be prepared, including wine sauce. White