For the chicken
01 -
2 lb (900 g) boneless skinless chicken breasts
02 -
1 teaspoon poultry seasoning
03 -
1 teaspoon garlic powder
04 -
1/2 teaspoon kosher salt
05 -
1/2 teaspoon black pepper
06 -
Nonstick cooking spray or 1 teaspoon oil, for the slow cooker
For the dressing layer
07 -
4 tablespoons (56 g) butter
08 -
1 medium yellow onion, diced
09 -
2 celery ribs, diced
10 -
1 can (10.5 oz / 298 g) condensed cream of chicken soup
11 -
1 can (10.5 oz / 298 g) condensed cream of celery soup
12 -
1 cup (240 ml) low-sodium chicken broth
13 -
12 oz (340 g) cornbread stuffing mix
14 -
2 tablespoons chopped fresh parsley, for serving