Checking Freshness

Appears in
Professional Cooking: 10th Edition

By Wayne Gisslen

Published 2025

  • About
  1. Like oysters and clams, mussels must be alive to be good to eat. Check for tightly closed shells or shells that just close when jostled.
  2. Discard any mussels that are very light in weight or seem to be hollow. Also, discard any that are much too heavy—they are probably full of sand.

Mussels, left to right: green, blue (wild), blue (farm-raised)