In a medium bowl, whisk together flour, baking powder, baking soda, pumpkin pie spice and salt.
In a separate bowl, beat together vegetable oil, white sugar, brown sugar, vanilla extract, and eggs until smooth. Finally, mix in the canned pumpkin puree.
With your electric mixer set to low, mix the flour mixture into your pumpkin mixture until smooth.
Add in chocolate chips and give it a quick stir to fully mix together.
Spray mini loaf pans and pour the batter into them.
Cover each loaf pan tightly with foil.
Place the trivet inside your Instant Pot and add 1 ½ cups water. Set the loaf pans on the trivet. Pressure cook for 20 minutes, and let naturally release for 10 minutes.
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Notes
Nutritional value is for a single thick slice of pumpkin bread (5 slices per loaf). This recipe makes about 3 mini loaves.