The invention discloses a processing technology for flavor duck gizzards. The processing technology mainly comprises the following steps: material selection, deodorization, pickling, formation, marinating, frying and stirring, package, sterilization, quality check and delivery into a storehouse. A pickling material is formed by mixing edible salt, cooking wine, mature vinegar, white granulated sugar, myrcia, puer tea and water; bittern is formed by mixing cinnamon, anise, amomum tsao-ko, sliced ginger, chilli, pepper, white granulated sugar, edible salt, cooking wine, edible-level fulvic acid, soybean sauce, litsea cubeba oil, sodium citrate, garlic, potassium sorbate and the like; halogen sweet pickled pepper is formed by pickling edible salt, mature vinegar and cooking wine for multiple days in fresh bittern. After the duck gizzards are fully pickled and marinated, spices and seasonings fully permeate into the duck gizzards; the meat of the duck gizzards is mellow; the flavor duck gizzards can stimulate the appetite and promote digestion; the halogen sweet pickled peppers are fried with the duck gizzards, the duck gizzards are mellow in fragrance, spicy and refreshing; the flavor duck gizzards are first-class flavor cooked food at home and for travel and are suitable for large-scale production.