Depending on how it’s made, hot chocolate’s nutritional profile can vary greatly. Assuming the worst, a standard coffee-shop hot chocolate with whole milk and sweet chocolate syrup will set you back 175 calories per cup (although, let’s face it, most coffee-shop servings are at least 12 ounces, meaning the caloric damage is likely higher). Add whipped cream and the calorie count goes up to 210. Saturated fat is 3 grams per cup without the whipped cream, 6 grams with.