Chive Shortcakes with Smoky Corn and Okra Stew

Name: Chive Shortcakes with Smoky Corn and Okra Stew
Ingredients: 4 ears corn, shucked, discarding husks but reserving silk; 1 pound smoked turkey leg; 5 cups water; 1 large onion, quartered, divided; 1/2 stick unsalted butter; 1 pound small okra; 3 1/2 tablespoons all-purpose flour; 1 cup whole milk; 3 cups all-purpose flour; 1 tablespoon baking powder; 1 1/4 teaspoons baking soda; 1/4 cup finely chopped chives; 1 1/4 sticks cold unsalted butter, cut into bits; 1 1/2 cups well-shaken buttermilk; Garnish: finely chopped chives