A system for preparing packages of sliced food product minimizes bacterial contamination and outgrowth within the packaged food product, includes a powered slicer to sequentially separate slices of food product to create a stack of food product slices. The system also includes a first spray nozzle for depositing a first predetermined amount of the antimicrobial preparation onto the first face of the log or other food product piece each time a slice is removed as well as a a second spray nozzle for depositing a second predetermined amount of the antimicrobial preparation into a vacuum pouch prior to reception of a stack within the pouch.
