As soy sauce which is fermented tofu (like stinky tofu), and fish sauce is to fermented fish, they are much more accusable than their source materials. Also, I'

As soy sauce which is fermented tofu (like stinky tofu), and fish sauce is to fermented fish, they are much more accusable than their source materials. Also, I'll note that a fish is often added to many traditional soy sauces in south Asia. As author of the parent comment, I like both of those sauces and cook with them... but fermented whole fish (herring) is another kettle of fish entirely!