Béarnaise sauce Béarnaise sauce Béarnaise sauce (; ) is a sauce made of clarified butter emulsified in egg yolks and white wine vinegar and flavored with herbs. It is considered to be a "child" of the mother Hollandaise sauce, one of the five mother sauces in the French haute cuisine repertoire. The difference is only in the flavoring: Béarnaise uses shallot, chervil, peppercorns, and tarragon in a reduction of vinegar and wine, while Hollandaise is more stripped down, using a reduction of lemon juice or white wine. (One means of preparing Béarnaise, see below, is to start with Hollandaise and add the
French opera Classical "Pénélope" (1913) and Paul Dukas's colourful Symbolist drama, "Ariane et Barbe-Bleue" (1907). The more frivolous genres of operetta and opéra comique still thrived in the hands of composers like André Messager and Reynaldo Hahn. Indeed, for many people, light and elegant works like this represented the true French tradition as opposed to the "Teutonic heaviness" of Wagner. This was the opinion of Maurice Ravel, who wrote only two short but ingenious operas: "L'heure espagnole" (1911), a farce set in Spain; and "L'enfant et les sortilèges" (1925), a fantasy set in the world of childhood in which various animals and