Potato Puff

(Serves Six)

2 c. mashed potato 1/2 tsp. celery salt 1 egg

To the mashed potato, add the celery salt. Separate the egg, beat the yolk, and mix it with the potato. Beat the white stiff and fold it into the potato last. Pile into a buttered baking dish, set in a hot oven, and bake until the potato is thoroughly heated through and the surface is brown. Serve at once.