Tonya's Terrific Sloppy Joes

Ingredients

• 1 tablespoon brown sugar 
• 0.3 cup celery chopped
• 2 pounds ground beef 
• 7 ounces catsup 
• 0.1 teaspoon juice of lemon 
• 0.3 teaspoon ground mustard dry
• 0.5 cup onion chopped
• 1 teaspoon vinegar 
• 8  wheat hamburger buns white
• 1.5 teaspoons worcestershire sauce 

Equipment

• frying pan

Directions

1. Place a large skillet over medium-high heat. Crumble ground beef into skillet; add onion and celery. Cook and stir beef mixture until beef is completely browned, 7 to 10 minutes.
2. Stir ketchup, brown sugar, Worcestershire sauce, vinegar, mustard, and lemon juice through the beef mixture. Reduce heat to medium-low and cook mixture at a simmer until mixture is hot and sauce has thickened, about 20 minutes.