Cut bread into small cubes.
Chop celery and onion.
Melt butter in saucepan.
Saute' celery and onion for 10-12 minutes.
While celery and onion are cooking mix together beaten egg, broth and spices.
Remove celery and onion from heat.
Add celery and onion to bread cubes.
Pour broth mixture into bread cubes.
Toss everything with tongs until bread is coated.
Bake at 350 degrees for 30 minutes stirring once while baking.