Pork Belly Dumplings with Crispy Lace

Name: Pork Belly Dumplings with Crispy Lace
Ingredients: 1 pound ground pork belly; 1 1/4 cups finely diced shiitake mushrooms; 1/2 cup minced garlic chives; 1/4 cup diced fresh ginger; 2 tablespoons Shaoxing wine; 1/3 cup cornstarch; 1 large egg white; 2 tablespoons ground white pepper; 2 tablespoons Chinese chicken bouillon powder; 1 tablespoon sesame oil; 1 tablespoon soy sauce; One 14-ounce package spinach dumpling wrappers, such as Twin Marquis; 3 tablespoons all-purpose flour; 2 tablespoons shiro dashi; 1 teaspoon wheat starch; Vegetable oil, for frying