When is a loaf of bread not a loaf of bread? Have you guessed the answer yet?

When is a loaf of bread not a loaf of bread? Two winners! 1) A loaf of bread is not a loaf of bread when . . . it's a baguette!!! 2) A loaf of bread is not a loaf of bread . . . after it's been eaten!!! Original Riddles copyright by Marash Girl 2021