Make sure that you use enough water to completely cover the ears of corn once they are submerged. Note that you can add up to 1 tsp (5 ml) salt to the water if desired, but it is not needed.
[header] How to cook corn [title] Boil a large stockpot of water. [step] Meanwhile, prepare the corn cobs by removing the husks and silks. [substeps] The exact amount of water you need will vary depending on how large each ear of corn is.