→ Base
                    
                      
                        01 - 
                        1 sheet pie crust, rolled to fit 30 cm pizza pan
                      
                    
                  
                    → Apple Filling
                    
                      
                        02 - 
                        4 medium apples, peeled and diced (total 4 cups or 480 g)
                      
                    
                      
                        03 - 
                        133 g white sugar (2/3 cup)
                      
                    
                      
                        04 - 
                        24 g all-purpose flour (3 tablespoons)
                      
                    
                      
                        05 - 
                        1 teaspoon ground cinnamon
                      
                    
                  
                    → Crisp Topping
                    
                      
                        06 - 
                        60 g all-purpose flour (1/2 cup)
                      
                    
                      
                        07 - 
                        67 g brown sugar, packed (1/3 cup)
                      
                    
                      
                        08 - 
                        50 g old-fashioned oats (1/2 cup)
                      
                    
                      
                        09 - 
                        1 teaspoon ground cinnamon
                      
                    
                      
                        10 - 
                        57 g unsalted butter, softened (1/4 cup)
                      
                    
                  
                    → To Serve
                    
                      
                        11 - 
                        120 ml caramel sauce (1/2 cup)
                      
                    
                      
                        12 - 
                        Vanilla ice cream, for serving