01 - 
                        1 all-butter pie crust.
                      
                    
                      
                        02 - 
                        1½ lbs sweet potatoes (about 4 medium).
                      
                    
                      
                        03 - 
                        2 tablespoons unsalted butter, softened.
                      
                    
                      
                        04 - 
                        1 (5-oz) can evaporated milk.
                      
                    
                      
                        05 - 
                        3 large eggs.
                      
                    
                      
                        06 - 
                        2 large egg yolks.
                      
                    
                      
                        07 - 
                        2 tablespoons bourbon (optional).
                      
                    
                      
                        08 - 
                        2 teaspoons vanilla extract.
                      
                    
                      
                        09 - 
                        ½ cup dark brown sugar.
                      
                    
                      
                        10 - 
                        ½ cup granulated sugar.
                      
                    
                      
                        11 - 
                        1 teaspoon ground cinnamon.
                      
                    
                      
                        12 - 
                        ½ teaspoon ground ginger.
                      
                    
                      
                        13 - 
                        ¼ teaspoon ground nutmeg.
                      
                    
                      
                        14 - 
                        ¼ teaspoon ground allspice.
                      
                    
                      
                        15 - 
                        ¼ teaspoon kosher salt.
                      
                    
                      
                        16 - 
                        1 cup heavy whipping cream.
                      
                    
                      
                        17 - 
                        ¼ cup powdered sugar.
                      
                    
                      
                        18 - 
                        1-2 tablespoons bourbon.
                      
                    
                      
                        19 - 
                        ½ teaspoon vanilla extract.