The present invention provides a method and apparatus of processing porkhide dog chews. The method includes the step of first subjecting pigskin rawhide to defatting and depilation treatment. Then the rawhide is split to obtain a first, a second, a third and a fourth layer of rawhide material. The rawhide material undergoes defatting, rinsing, and sun-drying to produce a finished hide product. The hide product is smoked to achieve objectives of dying and flavoring to result in a finished porkhide dog chew product.