how long pressure cook potatoes
INSTRUCTIONS. 1  In the pre-heated pressure cooker, add the vegetable oil. 2  Then, with a sharp knife, make a small pierce in the middle of each potato (do not stir the potatoes, anymore). 3  Close and lock the lid of the pressure cooker.  For electric pressure cookers: Cook for 7 minutes at high pressure. For stove top pressure cookers: Turn the heat up to high and when the cooker indicates it has reached high pressure, lower to the heat to maintain it and begin counting 5 minutes pressure cooking time.