Frog Eye Salad

1 c sugar                                                       

2 T flour                                                        

2 1/2 t salt                                                      

2 eggs, beaten                                                  

1 3/4 c pineapple juice                                 

1 T lemon juice                                               

3 qts water                                                    

1 c coconut (optional)                                    

1 c mini marshmallows (opt.)                      

1 T cooking oil
1 pkg (16 oz) Acini de Pepe
3 cans (11 oz) mandarin oranges, drained
2 cans (20 oz) pineapple chunks, drained
1 can (20 oz) crushed pineapple, drained 
1 carton (8 oz) whipped topping

Combine sugar, flour and one-half teaspoon of the salt.  Gradually stir in pineapple juice and eggs.  Cook over moderate heat, stirring, until thickened.  Add lemon juice.  Cook mixture to room temperature.  Bring water, remaining two teaspoons salt and oil to boil.  Add Acini de Pepe.  Cook at rolling boil until Acini de Pepe is done.  Drain Acini de Pepe, rinse with water, drain again and coll to room temperature.  Combine egg mixture and Acini de Pepe.  Mix lightly but thoroughly.  Refrigerate overnight in airtight container.  Add remaining ingredients.  Mix lightly but thoroughly.  Refrigerate until chilled in airtight container.  Salad may be refrigerated for as long as a week in airtight container.  It also may be frozen, though freezing somewhat alter the texture.  Makes 25 servings.