Luscious Lemon Pie - cooking recipe

Ingredients

1 c. sugar
3 Tbsp. flour
1 c. milk
1/4 c. margarine
1/4 c. fresh lemon juice, plus grated lemon
3 egg yolks
8 oz. sour cream
baked pie shell
Cool Whip

Preparation

Cook the sugar, flour, milk, margarine and lemon juice about 4 minutes in microwave.
Blend some of it with beaten egg yolks. Return complete mixture to microwave and cook to boiling temperature.
Cool and add sour cream.
Pour into baked pie shell. Top with Cool Whip.