You can substitute chocolate chips for the chopped chocolate but they don't melt as well and Baker's chocolate.
Serving: 1g | Calories: 458kcal | Carbohydrates: 52g | Protein: 4g | Fat: 27g | Saturated Fat: 10g | Polyunsaturated Fat: 4g | Monounsaturated Fat: 11g | Trans Fat: 0.5g | Cholesterol: 72mg | Sodium: 203mg | Potassium: 133mg | Fiber: 2g | Sugar: 40g | Vitamin A: 427IU | Vitamin C: 0.1mg | Calcium: 50mg | Iron: 1mg