Discard any clams with cracked or broken shells
Discard any clams that are open and do not close when tapped
Rinse clams under cold running water
Scrub the shells with a stiff brush to remove dirt and grit
Soak clams in cold salted water for 20 to 30 minutes to help purge sand
Lift clams out of the water and leave grit behind
Repeat soaking and rinsing if needed until water stays clear
Remove any barnacles or debris from the shells
Keep clams refrigerated until ready to cook
Cook clams promptly after cleaning