Mystery Pie - cooking recipe

Ingredients

1 can condensed milk
1/2 c. lemon juice
1 large can chunk pineapple
1 c. pecans
1 (9 oz.) Cool Whip
graham cracker crust

Preparation

Drain pineapple; mix milk and lemon juice.
Fold in pineapple, pecans and Cool Whip.
Pour into graham cracker crust and freeze.