What is a corned fish dinner?

There's no traditional dish called a "corned fish dinner". It's likely a misunderstanding or a regional term.

Here's why:

* Corned beef is typically made from beef, brined in a salt-based solution. While fish can be brined, it's not usually called "corned".

* Corned fish is a misnomer in most culinary contexts.

Perhaps you're thinking of:

* Salt-cod: A popular dish where cod is preserved in salt, often used in Scandinavian and Portuguese cuisines.

* Smoked fish: Various types of fish are smoked, adding a distinct flavor and texture.

* Pickled fish: A common preparation where fish is preserved in vinegar or other acidic solutions.

To understand what you meant by "corned fish dinner," please provide more context or information about the dish you're interested in.