The invention discloses a method for preparing a Hmong's local flavor pickled soup beef offal hotpot seasoning and belongs to the food-related field. The method comprises the following steps of 1, determining a raw material mass ratio, 2, shearing suchow mosla into small fragments, immersing the small fragments in warm water, and immersing pepper in warm water until the immersed pepper swells for next use, 3, decocting rapeseed oil, orderly putting pepper, sesame, ginger, garlic, sweet wine, glutinous rice cake-shaped cooked hot pepper and hot pepper powder into the decocted rapeseed oil to obtain red oil cooked hot pepper, putting suchow mosla, anise, fennel, pickled-soup, beef tallow, table salt, chicken essence, monosodium glutamate and white spirit into the red oil cooked hot pepper, and decocting the mixture to obtain soup bases, 4, filtering the soup bases to remove crude bases and standing for cooling, and 5, filling the filtered soup bases into a disinfected packaging bag, and carrying out vacuum-pumping, sealing and ultraviolet disinfection sterilization to obtain the Hmong's local flavor pickled-soup beef offal hotpot seasoning. The Hmong's local flavor pickled-soup beef offal hotpot seasoning is prepared from Hmong's local flavor foods, is convenient for long-distance transportation and can be used in urban and rural people's life so that people across the country can taste foods having a Hmong's local flavor and get benefits from the foods.