Heat a cast iron Dutch oven over medium heat with 1 Tablespoon of olive oil. Add the diced peppers and onions and cook for 3-4 minutes until softened.
While the vegetables cook, add all of the chili seasoning spices to a small bowl and stir to combine.
Shape the ground beef into an oval patty around 1-2 inches thick and season the beef on top and bottom with 2 teaspoons of the chili seasoning mix. Place it on a wire baking rack or disposable wire mesh grill topper.
Add the beans, tomatoes, beef broth, and the remaining chili seasoning mix. to the pot and stir to combine.
Transfer the Dutch oven to your smoker and place the rack with the ground beef over the top of the pot. Smoke for 2 hours, stirring every 30-45 minutes.
Transfer the ground beef to a cutting board and chop the meat, then add the meat to the chili and stir to combine.