This is a vintage electric hot plate or warming tray, decorated in the classic blue and white cornflower motif from 1970s Corning Ware. It is marked Hot Spot on the front, there are no other marking, labels, or names anywhere on the tray. It measures 17 1/2" x 11." The paint on the top is scratches in a few spots. Over all it is in very good condition.
Cornflower Hot Spot Warming Tray Electric Hot Plate