The phrase "chops up" is correct and is used in written English.
You can use it when describing the act of cutting something into smaller pieces or sections. For example: "He chops up the vegetables for the soup".
He chops up problems and goes back to square one.
"And you got to keep your chops up".
This film certainly chops up a few sacred cows.
Here's hoping the young man gets his chops up again.
(He chops up a body believably, and you should see him in a negligee).
He also chops up the tender ones for salads and soups.
She chops up her lines as if she had something against them.
She chops up these women's stories in such a way that she has to reintroduce them to us constantly.
"I try to keep my chops up," Glover told Jane Goldberg, for Dance Magazine, "so I can just be".
Mr. Cuomo chops up and repeats words and phrases to create a vocal part around which the orchestra plays fractured marches, bursting chords and spans of astringent harmonies.
She lived and worked in Cleveland for several years, keeping her chops up in a funk band, before returning to New York in 1995.
