Prep Instant Pot: Select Sauté mode on your Instant Pot.
Add Spices: Add the olive oil, onion, salt, pepper, smoked paprika, chili powder, granulated garlic, and onion powder.
1 Tablespoon olive oil, 1 red onion, sliced*, 2 teaspoons salt, 1/2 teaspoon pepper, 1 teaspoon smoked paprika, 1 teaspoon chili powder, 1 teaspoon granulated garlic, 1 teaspoon onion powder
Sauté the Aromatics: Sauté the onions for 2-3 minutes. Turn off Sauté mode.
Deglaze & Add Chicken: Deglaze the pan with the water, scraping all of the browned bits. Then add the chicken, BBQ sauce, and Worcestershire sauce. Place the lid on the pot and be sure the valve is switched to the sealing position.
1 cup water or chicken stock, 2 pounds boneless skinless chicken breasts*, 1 cup BBQ sauce*, 1 Tablespoon Worcestershire sauce
Pressure Cook: Select Pressure Cook (manual) and High Pressure. Set to 15 minutes.
Natural Release, Then Shred: Let the pot release pressure naturally (valve still switched to sealing) for 10 minutes. Then, quick release (valve switched to venting). Remove the lid and shred the chicken.