Scallion and Ginger Matzo Ball Soup

Name: Scallion and Ginger Matzo Ball Soup
Ingredients: 2 pounds skin-on, bone-in chicken drumsticks or thighs; 1 teaspoon kosher salt; One 3-inch piece fresh ginger, peeled and sliced into 1/8-inch pieces; 2 tablespoons soy sauce or tamari; 4 scallions, sliced on a bias into 1-inch pieces; 2 large carrots, chopped into coins; 1 tablespoon Chinese black vinegar; Toasted sesame oil, for serving; Sambal oelek, for serving; 1 cup matzo meal; Kosher salt; 1/4 cup vegetable oil; 4 large eggs, separated; 4 scallions, chopped