How Many Ounces Is a Wendy's Single Hamburger?
                                
                                
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                                    3 min read                                
                            
                                According to Wendy's, the patty for a single hamburger, also known as the Dave's Single, is a quarter-pound, or 4 ounces, before it is cooked. This is the standard size for their classic, square-shaped, fresh, never-frozen beef patties.