Why is a flat white so high in calories?
                                
                                
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                                    4 min read                                
                            
                                According to Starbucks' nutrition information, a standard hot flat white contains around 170 calories, with a significant portion of that coming from steamed whole milk. Understanding why a flat white is so high in calories requires a closer look at its core ingredients and preparation, revealing the hidden factors that contribute to its energy content.