User blog comment:D2r/Unanswered Questions of Redwall/@comment-99.98.209.91-20110417032601/@comment-1669318-20110422164219

The population of Redwall is never really specified, but it doesn't seem to be that much, so they wouldn't need a huge mill to grind it. They could probably get by with smaller paw-driven mills since its not as if their doing it commecially or anything.