Lemon-Pineapple Gelatin Salad

This is so refreshing and tasty!  I love the pineapple bits on the bottom of it and the creaminess of the cream cheese and whipped topping, plus the tanginess of the lemon and all.  Really, really good! This sure is a family favorite! Enjoy!
-1 (20 oz) can crushed pineapple
-3 cups boiling water
-1 (6 oz) package lemon flavored gelatin
-8 oz cream cheese, at room temperature
-16 oz frozen whipped topping, thawed
-3/4 cup sugar
-3 Tbs lemon juice
-3 Tbs water
-2 Tbs flour
-2 eggs yolks, beaten
Drain the pineapple, really well.  Reserve the juice and set aside.
Dissolve lemon gelatin in boiling water.  Add drained pineapple and mix well.  Pour into 9x13 in dish.  Chill in the fridge for about 1 hour or until set.
Meanwhile, beat the cream cheese and whipped topping until smooth.  Spread over set gelatin.  Return to the fridge for about 30-45 minutes.
In a saucepan, over mediumheat, combine the sugar, lemon juice, water, flour, egg yolks and reserved pineapple juice.  Bring to a boil, stirring constantly.  Make sure there are no lumps!  Cook for 1 more minute or until thickened.  Cool completely,
Carefully, spread over cream cheese layer.  Place in the fridge for at least 1 hour.
Serve and enjoy!  Yum!