The cookbook left by Mr. Ma Guangyuan, the chef of Northwest King Ma Bufang. According to the periodical website, the secret recipe of roast whole sheep in Jingwu Town comes from the cookbook left by Mr. Ma Guangyuan, the chef of Northwest King Ma Bufang. Jingwu town roasted whole sheep, the disposable red soup pot bottom used by the store, is delicious and nutritious. The store carefully selects the ingredients and cooks them with fresh mutton, which is more comprehensive in nutrition and pure in taste.