Hold SpreadTHAT! serrated butter knife in the palm of your hand to facilitate heat transfer | Carve away thin portions of butter with spreader and place portions onto your toast | Use serrated side of spreader and a slow stroking motion to spread the butter; spreading will get easier after a few strokes | Made from heat conducting technology that utilizes your body heat to carve and spread cold butter; dishwasher safe | Works well for butter, peanut butter, chocolate spread, cream cheese, and more