In a large mixing bowl, add all of the dry ingredients and mix well. Then add all of the liquid ingredients. It will seem a bit mushy at first. With your hands, knead the dough for at least 5 minutes, to get the gluten to activate and for the dough to start forming and becoming more stretchy. The longer the knead for, the more chewy and dense it will become.
1½ cups vital wheat gluten flour, ⅓ cup chickpea flour, ⅓ cup nutritional yeast, 1 teaspoon garlic powder, 1 teaspoon onion powder, 1 tablespoon poultry seasoning, 1½ cups chicken flavored vegan broth or bouillon, ½ teaspoon liquid smoke, 2 tablespoons tahini, 2 tablespoons soy sauce