Removing the pork ribs membrane. Sometimes it will come off easily in one piece when you pull it. Use a kitchen scissor by snipping under the pork ribs membrane or use a butter knife. Slide the knife under the membrane, then pull it.
Season the ribs with the dry rub spice.
In a medium-size bowl, soak the wood chips in the water for at least 30 minutes.
Prepare the barbecue sauce. Add all the ingredients in a small bowl, then mix until well blended.
Place the pork ribs in the instant pot, then add the barbecue sauce mixture. Add 1/2 cup of water, cover and ensure the steam release is in the sealing position. Press pressure cook on high 30 minutes settings.
Use a kitchen towel to release the steam or wait until it cools down, it will slowly automatically release the steam.
Remove the pork ribs in the instant pot, or simmer it with the sauce if you want extra tender ribs. Press the saute setting. Remove the ribs before the sauce thickened. Simmer the sauce until thickened.
Preheat the barbecue grill or oven at 400°F. Prepare the wood chips. Drain the water and place it in the center of the foil. Fold and close the ends of the foil. Use fork or knife, poke and put holes on the foil.
Place the prepared wood chips in the hottest spot, or at the back of the barbecue grill between the barbecue plate and the grill. Let it smoke for a few minutes, then place the pork ribs. Let it smoke and grill for 5 minutes on each side. Brush the pork ribs with the thickened homemade barbecue sauce on the last minute of grilling.