A topic worthy to investigate, how to make good food look unattractive.
If people are hungry enough, they might not care to eat it anyway. The stages before that.. good idea.
On a barrel of grain, a false bottom and on top of that half rotten, mousepoop infested grains.
"Good" grains underneath in secure wrapping.
Something from a movie, long time ago. Rotting fish on top of good stuff to scare off looters.
We're on to something here.