Adapted from 
                        National Pasta Association
                    
                
                
            
                
                    
                            - 
                                16 ozs
                                elbow macaroni, cooked
                            
- 
                                1/2 tsp
                                olive oil
                            
- 
                                1 1/4 tsps
                                salt
                            
- 
                                15.5 ozs
                                canned dark red kidney beans, drained and rinsed
                            
- 
                                10 ozs
                                frozen corn, thawed
                            
- 
                                1/2 cup
                                onions, chopped
                            
- 
                                6 ozs
                                light mayonnaise
                            
- 
                                4 ozs
                                light sour cream
                            
- 
                                3 ozs
                                taco sauce
                            
 
                    
             
            
Prepare elbow macaroni according to package directions. Drain and spread into the bottom of a 9" x 13" pan; set aide. In a skillet, add oil, beans, corn, and onions. Cook until onions are tender. Cool. Layer evenly over pasta in pan; set aside. In a mixing bowl, combine mayonnaise, sour cream, and taco sauce. Mix well. Spread the mixture evenly over the top in the pan. Cover and chill for several hours.