Sloppy Joe's

1 pound ground beef
1 tablespoon olive oil
1/2 cup onion (chopped)
1/2 cup carrot (chopped)
1/2 cup celery (chopped)
2 cloves garlic (chopped)
1/4 cup ketchup
2 cups tomato sauce
1 tablespoon Worcestershire sauce
1 tablespoon red wine vinegar
1 tablespoon mustard
2 tablespoons brown sugar
2 tablespoons gochujang (optional or 1 tablespoon chili powder and 1 teaspoon cumin)
1 (19 ounce) can kidney beans
(optional)salt and pepper to taste
4+ hamburger buns

1. Brown the ground beef in a large pan and set aside. Heat the oil in the pan.
2.Add the onion, carrot and celery and saute until tender, about 10-15 minutes.
3. Add the garlic and saute until fragrant, about a minute.
4. Add the ketchup, tomato sauce, Worcestershire sauce, vinegar, mustard, brown sugar, gochujang, beans, salt and pepper and simmer for a few minutes