01 - Heat olive oil in a large pot or Dutch oven over medium heat. Add diced onion, red bell pepper, and jalapeño if using. Cook for 4 to 5 minutes until vegetables soften.
02 - Stir in minced garlic and cook for 1 minute until fragrant.
03 - Add ground turkey, breaking it up with a spoon, and cook until no longer pink and browned, approximately 5 to 7 minutes.
04 - Mix in chili powder, ground cumin, smoked paprika, dried oregano, black pepper, salt, and cayenne pepper if desired. Stir constantly and cook for 1 minute.
05 - Add diced tomatoes with their juices, tomato paste, black beans, and broth. Stir thoroughly to combine.
06 - Bring mixture to a boil, then reduce heat to low. Cover and simmer for 30 minutes, stirring occasionally.
07 - Taste and adjust seasoning if necessary. Uncover and simmer an additional 5 to 10 minutes to thicken if preferred.
08 - Ladle chili into bowls and garnish with cilantro, green onions, avocado, or lime wedges as desired.