Steps
1. Heat olive oil in a pan over medium heat.
2. Add garlic and chili pepper, sauté for 1-2 minutes until fragrant.
3. Add diced chicken, season with salt and pepper, and cook until browned.
4. Stir in diced tomatoes and cook for 5 minutes.
5. Reduce heat to low, add dark chocolate, and stir until melted and sauce is smooth.
6. Let simmer for another 5 minutes to meld flavors.
7. Garnish with fresh cilantro and serve hot.