Fill a pot with water and bring it to a boil
Add salt to the water if desired
Add edamame to the boiling water
Boil for 3 to 5 minutes for fresh edamame
Boil for 5 to 7 minutes for frozen edamame
Drain the edamame in a colander
Rinse with cold water if you want to stop the cooking
Sprinkle with salt before serving