The invention discloses a donkey-hide gelatin decocting apparatus, which comprises a table body and a donkey-hide gelatin decocting electric appliance, the table body comprises a table as an operation platform, the donkey-hide gelatin decocting electric appliance comprises a baking box and an radiant cooker in the table body, a donkey-hide gelatin decocting pan with donkey-hide gelatin is placed on the radiant cooker, the donkey-hide gelatin decocting pan is exposed out of the table, the donkey-hide gelatin decocting apparatus also comprises a head, the head is arranged on the table, and comprises a control panel, a casing, a pneumatic support rod, a motor, a rotating shaft, a stirring fin, a CPU and a warning tone unit, the control panel having several buttons is arranged on the surface of the casing, one end of the left end and the right end of the pneumatic support rod is fixed on the inner wall of the casing, and the other end of the left end and the right end of the pneumatic support rod is connected to the motor, the motor is arranged in the casing and is connected to the upper end of the rotating shaft, the stirring fin is connected to the upper end of the rotating shaft, the lower end of the rotating shaft is inserted in the donkey-hide gelatin decocting pan and is positioned at center of the donkey-hide gelatin decocting pan, and the motor, the button and the warning tone unit are respectively connected to the CPU. The invention also provides a method for using the apparatus.