Sloppy Joes
["2 lb. hamburger", "1/2 c. diced onions", "1/4 c. diced celery", "1/4 c. diced green pepper", "1 bottle ketchup", "2 Tbsp. vinegar", "3 Tbsp. sugar", "2 tsp. prepared mustard", "1 tsp. chili powder"]
["Brown hamburger; drain.", "Add the rest of ingredients.", "Simmer for 1/2 hour."]
["hamburger", "onions", "celery", "green pepper", "ketchup", "vinegar", "sugar", "mustard", "chili powder"]