Sprinkling with salmon or sturgeon roe and caviar

[Fostik]

Delicate roe and caviar such as salmon or sturgeon should be sprinkable on prepared food just like pepper or truffle, with similar stat buff on usage, for 0.05 of roe per use. They also might have much better stats in recipes, as per their taste and nutritional properties.
This may help to make fishing all world activity, instead of fist two weeks mechanic. Also less developed players will trade it for goods for better developed ones.