More than 20 years ago, Luoning County West white master in the village opened a 4 small table of the noodle shop. The winter of 1992, white master is busy, two guests too cool beef, let them "hot eat". White master put the beef into the pot, add the soup seasoning, unexpectedly put the vinegar when the loss of more, beef taste suddenly become sour.
White master afraid of the guests are not satisfied with the beef end of the table, they stand on the side to watch. Did not expect, guests are very satisfied after eating: "In other places have never eaten this kind of beef, delicious!" Guests away, the white master and made a bowl of partial acid beef, a taste really good taste. The next day, he played in the shop outside the signs of beef and beef, has been circulating so far.