In a large bowl, combine ground beef, garlic powder, pepper, paprika, salt, celery salt, onions, and uncooked rice.
Mix well, and add water a little at a time until mixture is easy to work with, but not too lose.
Shape into 1-1/2-in meatballs, and set aside.
Over medium high heat, heat oil In a large skillet, once hot, add meatballs in batches, and brown them on all sides. Once browned, remove, and set aside, continuing to brown until all meatballs are browned.
Drain oil from pan, add meatballs back in, and add tomato sauce, water, dark brown sugar and Worcestershire sauce to the pan, stirring gently to combine.
Reduce heat to medium- low, cover and simmer for 1 hour, until meatballs are cooked through.