Perfect Chicken & Dumplings

INGREDIENTS

1 tbsp

extra-virgin olive oil

1 tbsp

butter

2 1/2 lb

skin-on, bone-in chicken pieces (all thighs or a whole cut up chicken or a mixture of light & dark meat)

Salt and freshly ground black pepper

1 cup

chopped celery

2 cups

diced carrots

garlic cloves, minced

1 1/2 tbsp

fresh thyme leaves (or 1 1/2 teaspoons dried thyme)

bay leaves

1/2 tsp

garlic powder

1/2 tsp

onion powder

10 cups

low-sodium chicken broth

1 tsp

sherry

FOR THE DUMPLINGS:

2 1/4 cups

all-purpose flour, DIVIDED

1/2 cup

cornmeal

1 tbsp

baking powder

1/2 tsp

baking soda

6 tbsp

unsalted butter, melted

3/4 cup

buttermilk, at room temperature

2 tbsp

minced fresh parsley, plus more for garnish