Unpacking the Nutrition: How many calories are in a 3x3 protein style?
                                
                                
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                                    4 min read                                
                            
                                By swapping the traditional bun for a lettuce wrap, a 3x3 burger becomes a lower-carb option, making the question of *How many calories are in a 3x3 protein style?* a common inquiry for those watching their macros. A standard In-N-Out 3x3 with a bun contains around 860 calories, illustrating the significant impact this simple substitution can have on your meal's nutritional profile.