Add all ingredients to Instant Pot in order that they are listed with the exception of spinach.
Place lid on Instant Pot and make sure valve is set to seal.
Press the pressure cook button and set to high, then cook for 5 minutes. Instant Pot will take about 10-15 minutes to come to pressure then pressure cook the 5 minutes.
Do a quick release of the pressure on the Instant Pot by flicking the switch at the top with a spoon. Open the lid when pressure gauge has dropped and the lid opens easily.