The invention discloses a sandwich manufacturing and selling integrated system based on fingerprint recognition, and the system comprises a fingerprint recognition module which is used for collectingthe fingerprint information of a user; a background management module which is used for receiving the user fingerprint information, calling user health information and determining personalized sandwich preparation parameter information according to the user health information; a touch display module which is used for displaying the type of the personalized sandwich and the corresponding price information for the user to select and for the user to select the sandwich type according to the taste preference of the user and confirm the purchase; and a sandwich making and selling all-in-one machinewhich is used for making personalized sandwich according to the sandwich making parameters and the personalized sandwich type confirmed by the user. The invention further correspondingly discloses asandwich manufacturing and selling integrated method based on fingerprint identification. According to the system and the method provided by the invention, the nutritional sandwich suitable for the user can be provided for the user only by identifying the fingerprint of the user, the operation is convenient and rapid, and the individual requirements of the user can be met.