01 - Heat olive oil in a large pot or Dutch oven over medium heat. Add diced onion and red bell pepper; cook for 4 to 5 minutes until softened.
02 - Stir in minced garlic and cook for 1 minute until fragrant.
03 - Add lean ground turkey, breaking it up with a spoon. Cook for 6 to 8 minutes until browned and fully cooked.
04 - Mix in chili powder, cumin, smoked paprika, oregano, salt, black pepper, and optional cayenne. Toast spices for 1 minute.
05 - Stir in tomato paste and cook for 1 additional minute to deepen flavor.
06 - Pour in diced tomatoes, broth, kidney beans, and corn kernels. Stir thoroughly to combine all components.
07 - Bring mixture to a boil, then reduce heat and simmer uncovered for 25 to 30 minutes, stirring occasionally until thickened and flavors meld.
08 - Taste and adjust seasoning to preference. Serve hot, optionally garnished with fresh cilantro, green onions, or a lime wedge.