Right, the Natick was trying to find ways to use the wasted meats bits that were scraped off the bone
I got the history wrong: chicken nuggets were invented by McD’s suppliers separately, after they’d tested the Natick pork processing in the form of the McRib a few years prior
vice.com
How US Army Technology Gave Rise to the McRib
The US Army pioneered restructured meats in the 1960s, and that technology found its way into beloved fast food menu staples.