carve from

carve (something) from (something)

To use a knife or other tool to carve a block or mass of some material, typically wood, into a desired shape. I'm always so impressed by artisans that can carve animal figures from blocks of wood.
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Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

carve something from something

to shape by cutting something off or out of something with a knife. Can you carve an elephant from a bar of soap?
See also: carve
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
So the Aesir set a competition, and Baldr took to Dragvandil a mountain and told him to sculpt with it, while Freyia took to Laeti a great elm tree and told him to carve from it.
It's entirely possible to learn to carve from a book but it's sure nice to have an experienced carver actually show you how.