An actual conversation I just had with my mom.

Mom: "We're all out of tartar sauce."
Me: "Do we have mayonnaise?"
Mom: "Yes."
Me: "Worcestershire?"
Mom: "Yes."
Me: "Lemon juice?"
Mom: "Yes."
Me: "Sweet relish?"
Mom: "Yes."
Me: "Then why did you say we were out of tartar sauce?"