How are food items/ dishes patented?

Question

The title explains it, also, how does one know if a certain food item has already been patented?

In: 8

Answer 1

https://en.wikipedia.org/wiki/Trade_secret

Basically, anything that a company tries to keep secret, and that has economic value in remaining secret, is protected under Trade Secret. KFC recipe, the Coke recipe, the Pepsi recipe, and several liquors, liqueurs, and syrups are protected this way.