→ Beef Filling
                    
                      
                        01 - 
                        3 tablespoons olive oil
                      
                    
                      
                        02 - 
                        3 lb (1.5 kg) chuck steak, cut into small 1cm cubes
                      
                    
                      
                        03 - 
                        2 onions, diced (brown, yellow, or white)
                      
                    
                      
                        04 - 
                        3 garlic cloves, minced
                      
                    
                      
                        05 - 
                        2 tablespoons tomato paste
                      
                    
                      
                        06 - 
                        4 cups (1 litre) beef stock or broth
                      
                    
                      
                        07 - 
                        1 cup red wine (dry and dark)
                      
                    
                      
                        08 - 
                        2 dried bay leaves (or 3 fresh)
                      
                    
                      
                        09 - 
                        1 1/2 teaspoons salt (plus more to taste)
                      
                    
                      
                        10 - 
                        2 teaspoons black pepper
                      
                    
                      
                        11 - 
                        3 tablespoons cornstarch (cornflour)
                      
                    
                      
                        12 - 
                        4 tablespoons water
                      
                    
                  
                    → Pastry
                    
                      
                        13 - 
                        4 sheets frozen shortcrust pastry (10x10 inches), thawed
                      
                    
                      
                        14 - 
                        3–4 sheets frozen puff pastry (10x10 inches), thawed
                      
                    
                      
                        15 - 
                        1 egg yolk or whole egg, lightly beaten (for egg wash)
                      
                    
                  
                    → To Serve
                    
                      
                        16 - 
                        Tomato sauce or tomato ketchup