Place chunks of vegetables, onions, fresh herbs, chocolate, nuts into clear container and the automaticaly rotating blades will chop them evenly in just a few depressions of the plunger. Sturdy comfortable plunger Stainless steel body and cutting blades. Scraper pushes food away from side for equal chopping. see-through cover. Non-slip base allows easy transfer of choppings into your bowl or pan. 25 year stainless steel guarantee