Cheddar sauce Cheddar sauce Cheddar sauce, cheddar cheese sauce, or cheese sauce is a traditional sauce used in English cooking. The sauce is based upon white sauce, which is known as one of the 'mother sauces', and cheddar cheese. It could be seen as an English equivalent of the French Mornay sauce (itself a variant of Béchamel sauce traditionally mixed with half Gruyère and half Parmesan). The sauce is made by adding an amount of cheddar cheese to white sauce and then spiced using English mustard, Worcestershire sauce and pepper among other ingredients. It can be purchased both as a ready to
Genovese sauce brought by Genovese immigrants or merchants, at a time when Genoa and Naples were two of Italy's most important ports. It could also be referring to its inventor's name, since Genovese is a widespread surname in Campania. Genovese sauce is now unknown beyond Campania. The sauce's use of onions may reflect a French influence, and resembles Boeuf à la mode. During the mid 19th century, ‘Salmon in Hollandaise and Genovese sauce’ was served in the Grand Véfour restaurant of the Palais-Royal in Paris as a luxury dish. Genovese sauce is not to be confused with Pesto from Genoa and Liguria,