A: Yes, but first remove the handles, Over time, repeated washing in the dishwasher could dull the cover knob or handles. We recommend using an energy-efficient air-dry cycle .
A; Go ahead and take a peek! Just make sure that, after replacing the lid, you spin the lid slightly so that the Vapo Valve clicks, indicating it has resealed itself. If you don't hear the "click," increase the heat slightly until the valve clicks, then reduce the temperature setting back to low.