Pat chicken breasts dry with paper towels. Rub with olive oil and place in a shallow glass dish. Preheat oven to 375℉.
Prepare rub as instructed below.
Bake for approximately 35 minutes or until internal temperature reaches 165℉. Time may be dependent upon thickness of the chicken breasts. Time indicated here was for thick ones. Check and adjust time, if using thinner cuts.
When done, shread using a couple of forks. Cover and store in fridge until ready to add to the soup.