1/2 cup shredded cheddar cheese (optional topping)
1 cup salsa (optional topping)
Spray slow cooker with non-stick cooking spray. Place chicken breasts inside slow cooker.
Add all the remaining ingredients on top of the chicken. Place the lid on top and cook on low for 6-7 hours.
After chicken is done cooking, remove chicken from crock pot and place on a cutting board. Using two forks, shred chicken and return to slow cooker. Return chicken to slow cooker and mix with remaining liquid.