Sloppy Joes(8 To 12 Sandwiches)  
["1 lb. hamburger", "1/2 c. catsup", "1/2 c. chopped onion", "1 Tbsp. vinegar", "2 Tbsp. sugar", "1 Tbsp. mustard", "2 Tbsp. Worcestershire sauce", "salt and pepper to taste"]
["Brown hamburger and drain grease.", "Add other ingredients and simmer for 1 hour or longer, stirring occasionally.", "A crock-pot is ideal.", "Serve in warm, toasted hamburger buns with pickles."]
["hamburger", "catsup", "onion", "vinegar", "sugar", "mustard", "Worcestershire sauce", "salt"]