Béarnaise sauce be produced by adding capers and tarragon to a Hollandaise. 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,
La Fête espagnole in Nice; Louis Nalpas agreed to back the production as long as it was shot there, though some additional material was filmed in the Basque border town of Hondarribia. For the duration of the shooting, which concluded in November, Delluc was only seen intermittently on the set. He was, however, fully involved in editing the film with Dulac. It was screened for critics on March 17, 1920, and went into release either March 31 or May 7, 1920. "La Fête espagnole" was widely praised by critics as something vital and new in French cinema, though—as observed by Tami Williams—with the