From Soup To Nuts Meaning

(idiomatic, US) From beginning to end; throughout.

Example: We went through the whole agenda, from soup to nuts.
1960, P. G. Wodehouse, Jeeves in the Offing, chapter VII:
  [That cat] is a broken reed to lean on in the matter of catching mice. My own acquaintance with him is a longstanding one, and I have come to know his psychology from soup to nuts. He hasn't caught a mouse since he was a slip of a kitten. Except when eating, he does nothing but sleep.