Carrot Cake (with icing)

2 cups flour                                                     
2 cups sugar                                                    
2 tsp baking soda                                            
2 tsp cinnamon                                                
1 tsp salt                                                          
1 cup salad oil                                                 
4 eggs                                                              
3 cups shredded carrots                                   
8 oz can crushed pineapple, drained                                                                        
1 cup chopped nuts
1 tsp vanilla

CREAM CHEESE ICING:
½ cup butter
1 pound confectioner’s sugar
8 oz cream cheese
1 tsp vanilla

Bake at 350º for 45 minutes.