This overnight French toast casserole saves you the trouble of standing over a griddle flipping individual slices of French toast. For more great breakfast casseroles, see our complete collection of breakfast and brunch recipes.
Combine brown sugar, butter, and corn syrup; pour into a 13 x 9-inch baking dish coated with cooking spray. Sprinkle chopped pecans evenly over sugar mixture.
Combine rind and next 7 ingredients (rind through eggs); stir with a whisk. Arrange bread slices over pecans in dish; pour egg mixture over bread. Cover and refrigerate 1 hour or up to overnight.
Preheat oven to 350°.
Carefully turn bread slices over to absorb excess egg mixture. Let stand at room temperature 20 minutes. Bake at 350° for 35 minutes or until lightly browned.