INGREDIENTS
6 tbsp
arrowroot flour
1
carrot
2 slices
celery stalks
1/4 cup
flat-leaf parsley
1/4 cup
fresh chives
6 servings
kosher salt
10 cups
low-salt chicken broth
1 lb
skinless boneless chicken breast
1 lb
skinless boneless chicken thighs
1/4 cup
unsalted butter