An apparatus and method for narrowing and moving a workpiece from a fruit or vegetable through an opening in a container wherein the workpiece is relatively wider than the opening is provided. The apparatus has a plunger with an extension portion slidably movable within a bore formed in a loader. The loader has a base portion mountable over the opening. In one preferred embodiment of this invention, the apparatus includes a compression plate for compressing the fruit or vegetable into a slicer, forming a plurality of workpieces. The slicer, holding the workpieces, is aligned with the plunger and one workpiece is plunged through a first bore and into a container.