2 baking potatoes (about 1 1/2 lb.), peeled and cut into chunks (3 1/3 cups)
1 (10 oz.) package frozen sweet corn
2 stalks celery, chopped
2 carrots, peeled and cut into chunks (1 cup)
1 onion, thickly sliced
2 cloves garlic, minced
1 (12.5 oz.) jar salsa
2 teaspoons kosher salt
1 1/2 teaspoons ground cumin
1 teaspoon chile powder
1/2 teaspoon black pepper
1 skinless, boneless chicken breast, halved (about 1 lb.)
4 skinless, boneless chicken thighs (about 10.5 oz.)
2 1/2 cups chicken broth
4 (6 inch) fresh corn tortillas, cut into strips