→ Main Ingredients
                    
                      
                        01 - 
                        Lean ground beef (90/10 or 93/7 fat content) - 2 pounds
                      
                    
                      
                        02 - 
                        Olive oil - ½ tablespoon
                      
                    
                      
                        03 - 
                        Salt - 1 teaspoon
                      
                    
                      
                        04 - 
                        Black pepper - 1 teaspoon
                      
                    
                      
                        05 - 
                        Garlic powder - 1 teaspoon
                      
                    
                      
                        06 - 
                        Yellow onion, finely diced - ½ large
                      
                    
                      
                        07 - 
                        Mayonnaise - ¼ cup
                      
                    
                  
                    → Cheese & Bread
                    
                      
                        08 - 
                        Medium cheddar cheese slices - 8 slices
                      
                    
                      
                        09 - 
                        Medium cheddar cheese, shredded - 6 ounces
                      
                    
                      
                        10 - 
                        Dinner rolls - 24 (or 2 packs of 12)
                      
                    
                  
                    → Topping
                    
                      
                        11 - 
                        Unsalted butter, melted - 2 tablespoons (plus more for greasing)
                      
                    
                      
                        12 - 
                        Sesame seeds - 1 tablespoon