Spanish Fish Stock

If you have a good fish stock, like this quick straightforward one, you can easily cook most of the Spanish arroces from the rice-growing coast.

To make a good fish stock, make a trip to a local fishmonger or a good fish department in a large grocery store. Buy fish trimmings, including heads and necks, shrimp shells, and some bones and tails. Haddock and shellfish trimmings are good; salmon is fine, but don’t use more than one third salmon proportionately or its distinctive