It's just corn STARCH and water.
The Big Bang Theory Season 2, Episode 3
Starch absorbs fluid...
The Big Bang Theory Season 1, Episode 17
corn flour, wheat STARCH,
The Big Bang Theory Season 5, Episode 24
Staleness is caused
by crystallization of the STARCH...
The Big Bang Theory Season 3, Episode 6
That's gotta put some STARCH
in the upper flermin.
The Big Bang Theory Season 8, Episode 8