There’s sort of an answer, coupled with some interesting speculation.
https://www.snopes.com/fact-check/secret-symbols-oreo-cookies/
That’s a great article. I like the answer to the 90 tick marks:
“I bet I just put my compass down and kicked every 4 degrees”
Lol snopes had to fact check it Oreos were cryptic symbols for Freemasons.
the cookie’s form “leaps across stylistic boundaries” to epitomize modernism
Too true
milk holding glyphs
Cookie glyphs
It is a calendar that shows the repeating cycle of the world’s destruction and rebirth each time the milk runs out.
Ah yes, the deep state secrets of Masonic sandwich cookies.
Those markings are the key to a map that shows the exact location of Thomas Jefferson’s secret tomb!
Clearly witchcraft. Spells to make the kids gay. Definitely not a decorative method of adding texture.