Combine stock, soy sauce, pepper, and garlic powder. Bring to boil. Add celery and onions. Reduce heat and simmer for 10-12 minutes. Combine cornstarch and water. Mix until smooth. Add to stock mixture. Stir well and cook over medium heat until thickened, 6-8 minutes. Add chicken or turkey. Cook over medium heat for 3-5 minutes or until heated through. Add bean sprouts. Stir gently to combine. Pour into serving pans.

 

Serve with 6 oz ladle (3/4 cup) over cooked rice.