Place steam rack into inner pressure cooker pot.
Place one cup of water into pressure cooker
Place Corn into pressure cooker, please note maximum as to not overload
Lock Lid, Seal Pressure
Press Steam and 2 minutes.
Do note that 2 minutes of steaming can take up to 12 minutes to occur as the steam needs to build.
Upon end of session and beeps, immediately release pressure, open and remove corn.
Add salt and butter as desired.
Repeat instructions for more batches of corn.