Where is Carl bread knife?

Please provide more context! I need more information to understand what you're asking.

For example:

* Who is Carl? Is this a person you know, a character in a story, or something else?

* What kind of bread knife are you looking for? Is this a specific brand or type?

* Where might Carl have last used the knife? Was he baking, cutting bread, or something else?

With more information, I can try to help you find Carl's bread knife!