Method: Completely cover bottom of generously buttered 13x9 baking pan with bread slices. Set aside. Stir together eggs, milk, sugar, vanilla, and salt in large bowl. Pour over bread; cover tightly with aluminum foil. Refrigerate overnight.
Heat oven to 350. Remove pan from refrigerator. Uncover; dot with butter. Bake, uncovered, until puffed and golden, 40 to 50 minutes. Let stand 5 minutes before slicing. Serve with syrup or honey. Yield: 6 servings.