• 1 Tablespoon olive oil • ½ cup finely chopped yellow onion about ½ a medium onion • ½ cup finely chopped red bell pepper • 1 lb ground beef I like to use 90% • 1 teaspoon smoked paprika • 1 teaspoon garlic powder • ½ teaspoon onion powder • ½ teaspoon mustard powder • 1 teaspoon salt • ½ teaspoon ground black pepper • ½ cup tomato paste 4 oz (121g) • 3-4 Tablespoons light brown sugar firmly packed • 3 Tablespoons apple cider vinegar • 1 Tablespoon worcestershire sauce • ½ cup chicken broth beef broth, or water (118ml) • Burger buns for serving