How many calories does an average sandwich have? A nutritional breakdown
                                
                                
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                                    4 min read                                
                            
                                According to nutritional data, a simple homemade vegetable sandwich can contain as few as 266 calories, while a restaurant club sandwich can exceed 600 calories. The answer to "How many calories does an average sandwich have?" is not simple, as the final count depends heavily on the type of bread, fillings, and condiments used.