Frozen Pineapple Pie

1 can (14 oz) sweetened condensed milk                   1 can (6 oz) pineapple juice, frozen

1 carton (8 oz) cool whip                                            Yellow Food coloring, if desired

1 chocolate crumb pie shell (9 inch)

Combine sweetened condensed milk and fruit juice.  Fold in cool whip and food coloring.  Pour into pie shell.  Freeze.  Defrost slightly before serving.