How many calories are in oven onion rings?
                                
                                
                                •
                                
                                
                        
                                    
                                    3 min read                                
                            
                                A standard serving of frozen, oven-baked onion rings typically contains around 132 calories. This number can vary, though, depending on the preparation method and ingredients. This article will provide a detailed look at the calorie content and nutritional information.