Add canning rack to the instant pot and fill with ~2 inches of water
Bring the 2 cups water to boil
Using a slotted spoon, distribute the lentil stew evenly among the pint jars, being careful not to fill more the jars more than 3/4ths to account for additional lentil expansion
Distribute the broth left behind from the previous evenly among the pint jars
Cover the lentil stew in each jar with the boiling water up to 1/2 inch headspace
Wipe the rims of the jars clean as necessary
Apply lids and screw the bands to finger tightness on the jars
Using the jar lifter, lower the jars in to the instant pot
Secure the lid of the instant pot and make sure the pressure valve is set
Program the instant pot to cook under high pressure for 1 hour, and make sure to disable the Keep Warm setting