Crockpot Sloppy Joes Name: Michelle Sanchez Base: Camp Pendleton Recipe: Ingredients: 3 lbs. hamburger 1 medium onion 1/3 cup celery, diced (if desired) 2 (8-ounce) cans tomato sauce 1 (8 ounce) can water Salt and Pepper to taste. Fry and drain hamburger, place all ingredients in a crockpot. Cook over low for 4-6 hours. Stir a few times.