Peel the membrane off the back of the ribs.
In a small bowl, mix all of your dry ingredients to make your rub.
Massage the dry ingredients to the top layer of your ribs.
Pour your apple cider mixture into the bottom of your instant pot. Place the trigger inside. Place your ribs inside the instant pot.
Close the lid on your instant pot and close the sealing valve. So your instant pot to high pressure for 20 minutes.
Once your instant pot is done cooking, allow it to naturally release for 15 minutes. After 15 minutes, manually released by opening the sealing valve and releasing the pressure.
Remove your ribs to a cookie sheet. Add your desired amount of barbecue sauce to the top of the ribs over the rub.
Broil in the oven for 5 minutes, or until the barbecue sauce is bubbling.
Allow the ribs to cool for a couple more minutes, cut them into sections, and enjoy! You can top it with more barbecue sauce if you like.