Chocolate Pie - cooking recipe

Ingredients

3 egg whites
1 3/4 c. sugar
4 Tbsp. flour
3 Tbsp. cocoa
2 c. Pet milk
1/2 stick butter
1 baked pie shell
Cool Whip

Preparation

Cook egg whites, sugar, flour, cocoa, milk and butter until thick; stir until real thick.
Pour into baked pie shell; cool. Put Cool Whip on top.
Sprinkle mini chocolate chips on top.