Press the Saute button on the instant pot.
Add the oil.
Let this heat up. About 1 minute.
In the meantime, season the pork with salt, pepper, and cumin (if using).
Add the pork to the instant pot.
Sear the meat. You want to brown the sides of the meat.
Stir occasionally. About 5 minutes.
Add the chile sauce and pork broth.
Stir to combine.
Close the lid.
Move the valve to SEALING.
Press Pressure Cook button.
Adjust time to 25 minutes.
Once the cycle is complete, carefully move the valve to VENTING.
Allow the venting to finish and remove the lid.
Serve and enjoy.