Abstract: An automatic roll and bread top slicer for forming vertical slits to a predetermined depth along the top, longitudinal axis of various-sized rolls and bread loaves preliminary to baking. It includes tracks, shuttle, and shuttle drive which move across the rolls and bread loaves. Mounted on the shuttle are cutters which simultaneously slit four rolls or bread loaves. The slicer operates automatically on the rolls or bread loaves while they are in trays moving to the oven for baking.