Demi-glace warm. At this point, the espagnole is prepared, and when it is finished, the brown stock is added in equal portions to the espagnole. Demi-glace keeps very well, about six months refrigerated or almost indefinitely frozen. Due to the considerable effort involved in making the traditional demi-glace, chefs commonly substitute a simple "jus lié" of veal stock or to create a simulated version, which the American cookbook author Julia Child referred to as a "semi-demi-glace"(i.e. sans espagnole sauce). However, even today, many chefs who prepare French "haute cuisine" use a demi-glace prepared in their own kitchen. Concentrates and mixes, mostly
La Fête espagnole praise directed toward Delluc, and not Dulac. For Delluc's part, he never avoided praising Dulac's contribution to the success of the film, stating that it was "a rare example of complete cooperation in French cinema. Author, director and actors have agreed, through their specific affinities and willingness to work, to seek the absolute realization of the chosen theme." Ève Francis commented that "La Fête espagnole" "had a staggering effect on the filmmakers then. The accelerated movement of this synthetic drama, suffused with poetry, was an unprecedented novelty." Delluc's original screenplay consisted of 217 numbered scenes, with each scene indicated by