My grandfather told my mother and her 8 siblings that Soy Sauce was pigeon blood. It wasn't until my mom got married to my dad when she was 25 that she learned the truth.
A childhood belief about nasty food

others believed things like this
- my grandfather told me that soy sauce was bug juice.Anon
- My father used to call soya sauce "monkey blood". I didn't even consider tasting it for years!— Me
- I used to believe that salt would dry up all of my blood because my mother told me so.— Charlotte H
- I used to believe that a pigeon was a type of pigAnon
- I used to think that Tabasco Sauce contained tobacco, and therefore was actually "tobacco sauce."
Anon - at the age of seventeen my sister thought another name for a pigeon hole was a birds nest.— Sophie