How many calories in a small burger without bun?
                                
                                
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                                    5 min read                                
                            
                                According to nutritional data, a small (3.5 oz raw weight) 90/10 lean beef hamburger patty cooked without a bun contains approximately 156 calories. The exact number of calories in a small burger without bun depends heavily on the meat's lean-to-fat ratio, the patty's final cooked weight, and any additional toppings.