Oreo

Do you like Oreo cookies?

Source: tatoeba (2815184)

Tom dunked the Oreo in milk for too long and it became soggy.

Source: tatoeba (9945599)

The Oreo is really an antidepressant drug disguised as a cookie. You lost your job? Eat a bag of Oreos[…] There are two ways to eat Oreos. Kids like to pull the chocolate wafers apart and eat the sweat, creamy middle first. Adults dunk them in milk.

Source: wiktionary

While Oreo cream may not appear to possess fluid-like properties, it is considered a "yield stress fluid""—a soft solid when unperturbed that can start to flow under enough stress[…] Curious as to whether other had explored the connection between Oreos and rheology, Owens found mention of a 2016 Princeton University study in which physicists first reported that indeed, when twisting Oreos by hand, the cream almost always came off on one wafer.

Source: wiktionary