Sauté: Heat the olive oil in a large pot over medium-high heat. Add the onion and bell pepper. Cook for 5 minutes until softened. Add garlic and cook for 1 minute.
Brown Meat: Add the ground turkey. Cook, breaking it up with a spoon, until browned and cooked through.
Season: Add the chili powder, cumin, paprika, and oregano. Stir constantly for 1 minute until fragrant.
Simmer: Add the crushed tomatoes, diced tomatoes (with juices), kidney beans, black beans, broth, and cocoa powder. Stir well to combine.
Cook: Bring to a boil, then reduce heat to low. Simmer uncovered for 20-25 minutes, stirring occasionally, until the chili has thickened.
Serve: Taste and season with salt and pepper. Serve hot with your favorite toppings.