Kuai (dish) meat in large thin pieces in the manner of carpaccio, however the term "kuai" was used to refer to this method. "Kuai" is the preferred preparation of raw beef and lamb, or fish such as the carp, while meat from wild deer and boar were prepared as "xuan". Thinness in the slices or strips was an important factor for judging the quality of the dish. During the Zhou dynasty and the Warring States period, "kuai" made from all fauna were widely consumed. During the time of the Qin (221–206 BC) and Han (206 BC–220 AD) dynasties, "kuai" made from the
Milk and meat in Jewish law 24 hours of being used to cook meat (and vice versa). Although, after 24 hours, some residual flavour may still reside in porous cooking vessels and utensils, some rabbis hold the opinion that such residue would become stale and fetid, hence only "infusing taste for the worse" (Hebrew: "nosen taam lifgam", נותן טעם לפגם), which they do not regard as violating the ban against mixing the tastes of milk and meat. Since "parve" food is reclassified if it takes on the flavour of meat or dairy produce, Ashkenazi Jews traditionally forbid eating "parve" contents of a pot that has been