The invention relates to a betel nut-flavored chewing tobacco and a preparation method thereof, belonging to the field of smokeless tobacco. The betel nut-flavored chewing tobacco is composed of gum base, sweetener, emulsifier, flavoring agent, spices, tobacco additives, betel nut additives and antioxidants, and is characterized in that: the betel nut additive is specially treated very fine betel nut powder and / or betel nut extract. This kind of betel nut-flavored chewing tobacco is made by the following methods: (1) Weighing by weight percentage: chewing gum base 18-35%, sweetener 35-80%, flavoring agent 0.1-5%, emulsifier 0.2- 10%, flavoring 0.1-10%, tobacco additive 0.5-10%, betel nut additive 0.5-10%, antioxidant 0.1-5%; (2) heating and softening the gum base; (3) sweetener, emulsification Agents, flavoring agents, spices, tobacco additives, betel nut additives and antioxidants are added to the softened gum base, fully extruded and kneaded, stirred and mixed to form a mixed material; (4) The mixed material is calendered, cooled to room temperature, and formed (5) After aging, the sugar embryos are coated, polished, and packaged to obtain a betel nut-flavored chewing tobacco.