Crispy Stuffed Lotus Root with Pork

Name: Crispy Stuffed Lotus Root with Pork
Ingredients: 1 1/4 pounds large lotus roots (See Cook’s Note); 12 ounces ground pork or dark-meat chicken; 1 tablespoon Shaoxing wine; 1/3 cup plus 1 teaspoon potato starch; 2 tablespoons plus 4 teaspoons light soy sauce (see Cook's Note); 2 1/4 teaspoons toasted sesame oil; 2 1/2 teaspoons sugar; 1 1/2 teaspoons finely minced fresh ginger; Kosher salt; 1/4 teaspoon ground white pepper; 1/2 teaspoon chicken bouillon powder, optional; 2 scallions, white and green parts separated and finely minced; Vegetable, canola or peanut oil, for frying; 1/3 cup all-purpose flour, plus more for dusting; 1/4 teaspoon baking powder; 1/4 teaspoon baking soda; 1/8 teaspoon Chinese five-spice powder; 1/2 cup cold seltzer, plus more as needed; 2 teaspoons white vinegar; 1 teaspoon chili crisp, such as Lao Gan Ma, optional; 1 teaspoon sesame seeds, toasted