A producing method of civet coffee including the steps of sampling step, separating step, assigning clans step, culturing step, husking step, mixing step and fermenting step. The coffee beans produced by the method after being ground and reconstituted, the caffeine contained therein is reduced and the harmful strains are disappeared. In addition, the life of the civet cats is continued. The selected cultured clan is sprinkled to the coffee kernels according to the thickness and the density of the coffee kernels such that all the coffee kernels are equally fermented. As a result, the coffee beans produced by the method accordance with the present invention have an unchangeable texture and aroma after being baked.
