Because if the corn is steamed, it will be sweeter after it is cooked. If the corn is cooked by steaming, the sugar inside the corn can be kept in the corn without loss, so the corn will be sweeter when eaten by steaming.
When choosing corn, if you feel that the corn stems are more, you can choose to buy a little less, but not at all. Because there is a little bit of corn inside the stem vegetable type normal.