Answer:
I'm a type of pizza that is folded in half before cooking to contain a filling
What do you throw out to use and take in when you're done?
A hole in a pole, though I fill a hole in white. I'm used more by the day, and less by the night.
Thousands lay up gold within this house. But no man made it. Spears past counting guard this house, but no man wards it.
My sides are firmly laced about, Yet nothing is withinΝΎ You'll think my head is strange indeed, Being nothing else but skin.
What language does a billboard speak?