Ingredients:
- 1 lb ground beef
- 1 small onion, diced
- 1/2 green bell pepper, diced
- 1 cup ketchup
- 2 tbsp brown sugar
- 1 tbsp yellow mustard
- 1 tbsp Worcestershire sauce
- 1/2 tsp garlic powder
- Salt and pepper to taste
- Hamburger buns

Instructions:
1. **Brown the Beef**: In a large skillet, cook the ground beef over medium heat until browned. Drain excess fat.
2. **Add Veggies**: Add diced onion and green bell pepper to the skillet. Cook until softened, about 5 minutes.
3. **Mix Sauce**: Stir in ketchup, brown sugar, mustard, Worcestershire sauce, and garlic powder. Mix well.
4. **Simmer**: Reduce heat and let the mixture simmer for 10-15 minutes, stirring occasionally. Season with salt and pepper to taste.
5. **Serve**: Spoon the mixture onto hamburger buns and serve hot.