A method and an apparatus for tobacco processing using blockchain encryption are disclosed. The apparatus for tobacco processing comprises a motor-driven conveyor 100 having a plurality of tobacco blocks 101 disposed in an abutting manner on a conveyor belt, the upper end surface of the conveyor 100 is fixedly provided with connecting rods 127 which are laterally symmetric, the upper end surfacesof the connecting rods 127 are fixedly provided with a pressure plate 102, the pressure plate 102 is internally provided with an eruption cavity 126 which vertically penetrates the pressure plate 102,a mounting box 400 fixed with an external frame is arranged above the pressure plate 102, the rear end wall of the mounting box 400 is internally fixed with a driving moor 402, the front end surfaceof the output shaft of the driving motor 402 is fixedly provided with a driving gear 401, and a driven gear 405 is meshed below the driving gear 401. The apparatus uses the rotary jet steam to humidify the tobacco, cuts the tobacco by a one-time forming method, and utilizes an automated method to add an additive to the tobacco, thereby effectively improving the production efficiency.