Vegan Cornbread Stuffing

Name: Vegan Cornbread Stuffing
Ingredients: 5 tablespoons water; 2 tablespoons flaxseed meal; 1 ¼ cups whole-grain cornmeal; ¾ cups white whole-wheat flour; 2 tablespoon granulated sugar; 1 teaspoon baking powder; ½ teaspoon salt; ¾ cup unsweetened plain soymilk; 3 tablespoons avocado oil or canola oil; 2 tablespoons extra-virgin olive oil; 1 ½ cups chopped onion; 1 ½ cups chopped celery; 1 ½ teaspoons poultry seasoning; ½ teaspoon ground pepper; 5 cups crumbled day-old Vegan Cornbread; 1 cup no-chicken broth or low-sodium vegetable broth