Quick and easy sloppy Joes

1 pound hamburger 1/4 cup green pepper finely chopped 1/2 cup finely chopped celery ,1/2 cup finely chopped onion,  1 T. fl our, 1 cup catsup ,1/2 cup water, 1/2 can tomato soup, 1/2 t. salt ,1/8 t. pepper Brown meat, add vegetables. Cook until tender about 5 minutes. Stir in flour. Add rest of ingredients.Simmer a little bit .(10 minutes or whatever you want) Serve on hamburger buns.