Chicken Broth

Ingredients

• ["3 or 4 pounds chicken pieces, bone-in, skin-on (Any combo of backs, necks, legs, thighs, wings. A roast chicken carcass would be ideal.)", "1 large yellow onion, unpeeled and quartered", "2 carrots, unpeeled, cut in half", "1 celery stalk, with leaves, cut in half", "2 parsnips, unpeeled, cut in half", "3 garlic cloves, unpeeled, cut in half", "1 bay leaf", "5 sprigs fresh flat-leaf parsley", "5 sprigs fresh thyme", "3 teaspoons sea salt", "3/4 teaspoon whole black peppercorns", "12 cups water", "2\" knob of fresh ginger