Author name: Eric Rosenberg

Basa fish is not kosher. It’s a farmed Pangasius catfish with no scales at all, which fails the Torah’s fins-and-scales rule, a ruling Chabad’s OU-sourced kosher fish list confirms by name.

Hoki (blue grenadier) kosher status is disputed. See what Kosher Australia and kashrut.com say, why its scales are the issue, and how to buy it safely.

Rosh Hashanah doesn’t add new kosher rules, just centuries of symbolic customs: apples and honey, a round challah, and a fish head for a sweet new year.

Yes, brill is kosher, a flounder-family flatfish with fins and scales. Its close relative European turbot often isn’t. See how to tell them apart and check any fish.

Yes, butterfish is kosher. It has fins and small cycloid scales per Leviticus 11:9-12. But escolar and oilfish are sometimes sold as “butterfish,” so confirm the species.

Grouper is kosher. It has fins and the removable scales the Torah requires, and OU-cited guidance confirms it. Here’s how to verify it at the market, plus its market names and certification notes.

Kosher for Shabbat means no cooking once Shabbat starts. Food must be fully cooked in advance, then kept warm on a blech, with kosher wine for Kiddush and two loaves of challah.