Preheat the grill to medium-high heat
Pull back the husks without removing them
Remove the silk from each ear of corn
Fold the husks back over the corn
Soak the corn in cold water for 15 to 30 minutes
Shake off excess water
Place the corn on the grill
Grill for 15 to 20 minutes, turning every 3 to 5 minutes
Remove the corn when the husks are charred and the kernels are tender
Let the corn cool slightly
Peel back the husks before serving
Add butter, salt, or other seasonings if desired