→ Base
                    
                      
                        01 - 
                        3 tablespoons olive oil
                      
                    
                      
                        02 - 
                        2 tablespoons unsalted butter
                      
                    
                      
                        03 - 
                        3 large yellow onions, sliced into 1/8-inch rings
                      
                    
                      
                        04 - 
                        1/8 teaspoon salt
                      
                    
                      
                        05 - 
                        1/8 teaspoon black pepper
                      
                    
                  
                    → Aromatics
                    
                      
                        06 - 
                        4 garlic cloves, minced
                      
                    
                      
                        07 - 
                        1/4 teaspoon red pepper flakes
                      
                    
                  
                    → Seasonings and Sauces
                    
                      
                        08 - 
                        1 tablespoon Worcestershire sauce
                      
                    
                      
                        09 - 
                        1 tablespoon soy sauce
                      
                    
                      
                        10 - 
                        2 tablespoons beef bouillon
                      
                    
                      
                        11 - 
                        1 tablespoon fresh parsley, minced
                      
                    
                      
                        12 - 
                        2 teaspoons fresh thyme, minced
                      
                    
                      
                        13 - 
                        1/2 teaspoon dried oregano
                      
                    
                      
                        14 - 
                        1/2 teaspoon paprika
                      
                    
                      
                        15 - 
                        1/2 teaspoon black pepper
                      
                    
                  
                    → Liquids
                    
                      
                        16 - 
                        5 1/2 cups water
                      
                    
                      
                        17 - 
                        1 (12 ounce) can evaporated milk
                      
                    
                  
                    → Thickener
                    
                      
                        18 - 
                        1/2 tablespoon cornstarch
                      
                    
                  
                    → Pasta
                    
                      
                        19 - 
                        1 pound short cut pasta, uncooked
                      
                    
                  
                    → Cheeses
                    
                      
                        20 - 
                        5 ounces Gruyere cheese, freshly shredded
                      
                    
                      
                        21 - 
                        1/4 cup Parmesan cheese, freshly shredded
                      
                    
                  
                    → Garnish
                    
                      
                        22 - 
                        Fresh parsley, chopped (optional)