The Best Chinese Sesame Chicken Recipe

Name: The Best Chinese Sesame Chicken Recipe
Ingredients: For the Marinade:; 1 egg white; 2 tablespoons dark soy sauce; 2 tablespoons Shaoxing wine (see note above); 2 tablespoons 80-proof vodka; 1/4 teaspoon baking soda; 3 tablespoons corn starch; 1 pound boneless, skinless chicken thighs, cut into 1/2- to 3/4-inch chunks (see note above); For the Dry Coating:; 1/2 cup flour; 1/2 cup cornstarch; 1/2 teaspoon baking powder; 1/2 teaspoon kosher salt; For the Sauce:; 3 tablespoons dark soy sauce; 2 tablespoons Chinese rice vinegar or distilled white vinegar; 3 tablespoons homemade or store-bought low-sodium chicken stock; 5 tablespoons sugar; 2 teaspoons roasted sesame seed oil; 1 tablespoon corn starch; 2 teaspoons peanut, vegetable, or canola oil; 2 teaspoons minced garlic (about 2 medium cloves); 2 teaspoons minced fresh ginger (about one 1-inch piece); 2 teaspoons minced scallion bottoms (about 1 scallion); 2 tablespoons toasted sesame seeds; To Finish:; 2 quarts of peanut, canola, or vegetable oil for deep frying; Steamed white rice and steamed broccoli for serving