Adapted from 
                        Best Recipes of  the Great Food Companies
                    
                
                
            
                
                    
                            - 
                                1     cup
                                onions, chopped
                            
 
                            - 
                                10     ozs
                                frozen spinach, thawed and drained
                            
 
                            - 
                                4     ozs
                                reduced fat Swiss cheese, shredded
                            
 
                            - 
                                1/4 cup
                                parmesan cheese, shredded
                            
 
                            - 
                                1     tbsp
                                unbleached flour
                            
 
                            - 
                                8     ozs
                                refrigerated pie crust
                            
 
                            - 
                                1 1/2 cup
                                fat-free milk
                            
 
                            - 
                                3     whole
                                eggs, slightly beaten
                            
 
                            - 
                                3/4 tsp
                                low-sodium worcestershire sauce
                            
 
                            - 
                                1     tsp
                                pizza seasoning
                            
 
                            - 
                                1     tsp
                                salt
                            
 
                            - 
                                1/4 tsp
                                black pepper
                            
 
                    
                 
                    
             
            
Preheat oven to 375. In a large skillet, cook onions and spinach until onions are cooked. Stir in Swiss cheese, parmesan cheese, and flour. Mix well. Spread mixture into crust; set aside. In a mixing bowl, combine milk, eggs, Worcestershire sauce, pizza seasoning, salt, and black pepper. Mix well. Pour over spinach mixture in crust. Bake for 45 minutes, or until center is completely set.