PURPOSE: A food processing method is provided to produce a processed food by rolling a rice cake slice on the inner contents in the shape and size of a Vienna sausage as a covering. CONSTITUTION: Steak of meat, fillet of fish and cellophane noodles are prepared as a main ingredient and pulverized. An inner compound is made by agitating and mixing the pulverized main ingredients, the sub ingredients of the vegetables and starch and seasonings. An edible plastic is prepared to fill the inner compound. The inner compound is filled in the edible plastic in tube type and a shape of a Vienna sausages are formed by being connected to each other continuously by consecutive repetition of twisting the edible plastic in tube type. The inner compound in the edible plastic with tube type is hard boiled supplying the steam to the product. The inner compound with the tube type edible plastic which is hard boiled is cooled at a room temperature and cooled at 1-5°；C. The inner contents with the shape and the size of Vienna sausage are produced as an individual unit being removed from the edible plastic from a frozen state with the tube type edible plastic. The inner contents of individual units are rapidly frozen at -25-35°；C. The rice cake slice in a rectangle is prepared to be used as the covering of the inner contents. The rice cake processed food is produced by rolling the rice cake slice in a rectangle to the individual inner contents of the individual units. The rice cake processed food is frozen at -15-20°；C. The seasonings include a pepper, a bay salt and sugar. [Reference numerals] (S1) Step of preparing a main ingredient such as steak of meat, fillet of fish, and cellophane noodles； (S10) Step of preparing rice cake slice； (S11) Step of producing roll type rice cake processed food by winding the rice cake slice around the inner contents； (S12) Step of freezing the rice cake processed food； (S13) Step of vacuum packaging； (S2) Step of pulverizing the main ingredien
