Add 1 cup of water to bottom of Instant Pot
Grease/line an Instant Pot cake pan, or other IP safe cooking pan that fits inside the Instant Pot
Whisk the eggs, add Salt and Pepper
Combine whisked eggs with Hash Browns, Bacon, Cheese (and anything else you're going to add to the casserole), and add to cooking pan
Put cooking pan on trivet inside the Instant Pot
Cover Instant Pot and set to SEALING
Pressure Cook on HIGH for 22 minutes - turn OFF the 'Keep Warm' setting
Do a NATURAL RELEASE (about 10-15 minutes)
Serve