Understanding the Extreme: What is the highest calorie dessert?
                                
                                
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                                    4 min read                                
                            
                                According to a 2017 ranking, a single serving of a decadent challenge dessert called 'The Roman Empire' at a UK restaurant contained a staggering 3,845 calories, topping the list for what is the highest calorie dessert. This figure is more than the entire daily caloric needs for many adults, highlighting the sheer energy density of some confectionery creations.