Season pork shoulder with pepper and salt, then sear in instant pot with saute function until browned on all sides

Allow meat to cool, then use a sharp knife to cut into meat and insert slivers of garlic throughout

Combine cumin, sazon, oregano, dry adobo seasoning, and garlic powder, and rub into meat on all sides

Add chicken broth, bay leaves, and Chipotle peppers to the pot. Cook using the meat function on high pressure for 45 minutes.