This is a large au gratin or oval casserole baking dish made by Pfaltzgraff, USA in the 1960-1970s in the Yorktowne Tulip pattern of a blue floral stencil on white stoneware.

The au gratin dish measures 11.5 inches long and is 5.75 inches in wide.

The oval baking dish is in very good +++ used vintage condition with no chips, cracks or wear with only minor signs of use. So versatile!