In a large bowl, combine the flour, baking powder, salt, soy sauce, sesame oil, 1/2 cup water mix well and add more water if necessary to achieve a smooth batter
1 cup all-purpose flour , 1 tsp baking powder, 1/2 tsp salt, 1 tbsp soy sauce, 1 tbsp sesame oil, 1/2-3/4 cup water