Pour the oil into the Instant Pot.
Press the Saute Button, heat the oil
When the oil is nice and hot, add the pork loin (you might have to cut it so it fits in the pot so that each side can get browned)
Saute each side for about 3 minutes.
After each side is done, (each side was browned for 3 minutes)
Pour in the stock
Then hit the button for stews, add time for 90 minutes.
Seal the vent, let the Instant Pot do its magic.
When the beeper beeps, set the vent to escape, let it continue to work.
When all done and cooled slightly, so you can touch it.
Transfer the pork loin to a bowl and start shredding. Mine was super easy.
Add BBQ sauce, mix all together
serve on top of a bun or top of rice.