Flour is processed food. Pretty much soybean anything at this point is processed food.
I understand what you mean. But where’s the fuzzy line?
Is Salami a processed food? Humans have been eating it for a few thousand years.
What about a steak? What about a steak from a factory farmed, feed lot raised steer?
JMHO, pretty much all the meat in the regular grocery store counter is processed food at this point. Farm raised fish, feed lot cattle, and factory farmed chicken are getting closer to a nacho cheese corn chip than their thousand year old counterparts.