The invention belongs to the technical field of food processing methods and relates to a method for preparing multi-flavor peanut applicable to batch production. The method comprises the following four steps of: preparation: mixing water, fresh ginger, salt, tea-leaves, dry red pepper, pepper, mint leaves, alcohol and white sugar in a certain proportion, heating and then standing; batter coating: filtering to obtain impregnation liquid, stirring the impregnation liquid, flour and eggs to prepare batter, and uniformly coating the batter on the outer surface of peanut in a spray coating or immersion manner to prepare batter-coated peanut; frying: heating the batter-coated peanut by using edible oil; and cooling and packaging: de-oiling, cooling and packaging to obtain a product. The method is simple in preparation process, good in product taste, nutrient-rich, good in healthcare effect, low in production cost, practical, convenient, and friendly to production environment.