This is a Hallmark Keepsake Ornament Grandma's House Collector's Plate.
It measures 3.25" in diameter and features a hook on the back where it reads 'Fine Porcelain, 2000 Hallmark Cards, Inc'.
On the front it features a Grandma serving freshly baked cookies to her mouse Grandchild and the sentiment on the ornament reads: 'Grandma's House...a Cozy Place of Warmth and Happiness' and dated 2000.
It comes in very good pre-owned condition.