Image of Sloppied Flank Steak Sandwiches

Sloppied Flank Steak Sandwiches

Prep Time: 10 min
Cook Time: 245 min

Ingredients

  • 1 ½ pounds beef flank steak
  • 1 tablespoon steak seasoning (such as Montreal Steak Seasoning®)
  • 1 tablespoon olive oil
  • ¼ cup brown sugar
  • 1 small onion, chopped
  • 1 small red bell pepper, chopped
  • 1 tablespoon apple cider vinegar
  • 1 tablespoon Worcestershire sauce
  • 2 cups tomato sauce
  • 2 tablespoons tomato paste
  • 6 hamburger buns, split and toasted