Is Cero kosher?
Yes — Cero is kosher under Jewish dietary law.
Cero has fins and scales, which are the two requirements for kosher fish under Jewish dietary law (Leviticus 11:9-12).
Image: · licensed Public domain · source
About Cero
See: Mackerels
Source: kosherfish.co/kosher-fish-list (snapshot 2025-12-19)