The most authentic place to learn Huainan beef soup is Huainan. Huainan beef soup is a special food in Huainan, Anhui Province, with a long history and profound cultural heritage. In Huainan, there are many well-known beef soup shops and training institutions that can provide authentic Huainan beef soup making skills and recipes. If you want to learn Huainan beef soup, you can choose to go to a local beef soup shop or training institution. In these places, you can learn the authentic production method and formula of Huainan beef soup, as well as the local culture and traditional production technology. Besides studying in Huainan, you can also search related cooking methods and recipes through the Internet. However, it should be noted that different geographical and cultural backgrounds may have an impact on the production methods and recipes of beef soup, so we should choose reliable and suitable production methods and recipes to learn.