How many calories in a 3x0 protein style burger?
                                
                                
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                                    4 min read                                
                            
                                According to social media posts and nutritional estimates, a 3x0 protein style burger with no spread and no onions from In-N-Out contains approximately 330 calories. This customized order offers a high-protein, low-carb option by replacing the traditional bun with a lettuce wrap and excluding cheese. The final calorie count can vary significantly based on ingredients like spread, cheese, and grilled onions.