The invention relates to a method for processing dietary fiber duck dried meat floss. The adopted raw material is fresh lean duck, and the adopted additives comprise sucrose, soy sauce, millet wine, galangal, fennel, table salt, pectin and yeast. The specific processing operation steps are as follows: 1) cutting the lean duck to lumps; 2) soaking the lumpish duck in a yeast solution for fermenting to remove the fishy smell; 3) cooking the additives in water for 20 minutes through slow fire, putting the lumpish lean duck into the solution, and cooking for 120 minutes at a boiling state; 4) frying the cooked lumpish duck, and adding the pectin in the frying process; 5) rubbing and roasting dried meat floss: removing the coked duck, and rubbing the duck into dried meat floss in a dried meat floss rubbing machine, and roasting the dried meat floss to remove excessive moisture to obtain the duck dried meat floss. According to the method provided by the invention, the duck is soaked in the yeast solution to effectively remove the fishy smell of the duck; the pectin is added in the frying process to effectively perfect the shape, color, luster and taste of the duck dried meat floss.