Sauté the Aromatics: Heat olive oil in a large pot over medium heat. Add diced onion and cook for 3 minutes until softened. Stir in garlic and cook for another 30 seconds.

Brown the Meat: Add ground beef (or turkey) and cook until browned, breaking it apart with a spoon. Drain excess fat if needed.

Simmer the Chili: Stir in diced tomatoes, kidney beans, black beans, and broth. Add chili powder, cumin, paprika, salt, black pepper, and cayenne. Mix well.

Incorporate Peanut Butter: Reduce heat to low, stir in peanut butter, and let simmer for 20 minutes, stirring occasionally.

Adjust & Serve: Taste and adjust seasoning if needed. Serve hot with your favorite toppings like cilantro, cheese, or sour cream.