The invention provides roasted sausage crisp chips and a processing method thereof, and relates to the technical field of roasted sausage processing. The roasted sausage crisp chips are mainly prepared from chicken, streaky pork, pigskin, tea oil, dried beancurd sticks, shiitake mushrooms, rice flour, starch, white sugar, glucose, table salt, soybean protein, chicken essence, thirteen spices and pepper powder through the steps of raw material curing treatment, mixed material pickling, pickling material curing treatment, raw material filling, freeze drying, deep frying and the like. The defects in the prior art are overcome; through the treatment on sausage casings, the addition of various ingredients of stuffing and the repeated curing treatment, good mouthfeel and flavor are provided for the roasted sausage crisp chips; in addition, the mouthfeel of the roasted sausage crisp chips is further improved in a freeze drying and deep frying combined mode; and meanwhile, the prepared product is convenient to carry and eat.