Heat butter, sugar and milk together.
Add eggs, vanilla and salt. Grease a 1-quart baking dish.
Place bread and chocolate chips in baking dish.
Pour egg mixture over bread and chips.
Cover with plastic wrap and let stand in the refrigerator 5 hours.
Place in larger pan of water in a 350° oven
and bake for 45 minutes or until brown on top. Serves 6.