01 - 
                        All-purpose flour: 2 ½ cups, for structure.
                      
                    
                      
                        02 - 
                        Granulated sugar: 1 ½ cups, for sweetness.
                      
                    
                      
                        03 - 
                        Baking soda: 1 tsp, to help the cake rise.
                      
                    
                      
                        04 - 
                        Cocoa powder: 1 tsp, for a hint of chocolate flavor.
                      
                    
                      
                        05 - 
                        Salt: 1 tsp, to enhance flavor.
                      
                    
                      
                        06 - 
                        Vegetable oil: 1 ½ cups, for moisture.
                      
                    
                      
                        07 - 
                        Buttermilk: 1 cup, at room temperature, for a tender crumb.
                      
                    
                      
                        08 - 
                        Large eggs: 2, at room temperature, for structure.
                      
                    
                      
                        09 - 
                        Red food coloring: 2 tbsp, for the classic red velvet color.
                      
                    
                      
                        10 - 
                        Vanilla extract: 1 tsp, for flavor.
                      
                    
                      
                        11 - 
                        White vinegar: 1 tsp, to activate the baking soda.
                      
                    
                      
                        12 - 
                        Unsalted butter: 1 cup, browned for a nutty flavor.
                      
                    
                      
                        13 - 
                        Powdered sugar: 2 cups, for sweetness and structure.
                      
                    
                      
                        14 - 
                        Cream cheese: 1 cup, softened, for a creamy texture.
                      
                    
                      
                        15 - 
                        Vanilla extract: 1 tsp, for flavor.
                      
                    
                      
                        16 - 
                        Toasted pecans: ¾ cup, chopped, for crunch and nutty flavor.