Slow Cooker Beef Barbecue Recipe

½ teaspoon garlic salt
1 (2- to 3-pound) boneless chuck roast
1 large onion, chopped
1 medium celery stalk, chopped
2 tablespoons dark brown sugar
1 cup ketchup
¼ cup lemon juice
3 tablespoons Worcestershire sauce
2 tablespoons cider vinegar
1 tablespoon liquid smoke
¼ cup all-purpose flour
1/4 cup all-purpose flour
6 to 8 hamburger buns, warmed

1. Sprinkle garlic salt over chuck roast. Place roast in the bottom of a greased 3½- to 4-quart slow cooker. Top with onion and celery.
2. Combine brown sugar, ketchup, lemon juice, Worcestershire sauce, vinegar and liquid smoke in a small bowl. Pour over meat. Cover and cook on low 8 hours, or until beef is tender. Remove meat from slow cooker and place on a cutting board.
4. Combine flour and water in a small bowl, whisk until smooth. Stir flour mixture into sauce in slow cooker. Shred beef with a fork and return to slow cooker. Cook on high 30 minutes. Serve on hamburger buns. Serves 6 to 8.