Texas Chocolate Pie - cooking recipe

Ingredients

2 1/2 c. milk, separated
1 1/2 c. sugar
1/4 c. unsweetened cocoa
1 Tbsp. margarine
7 Tbsp. cornstarch
6 Tbsp. water
3 large egg yolks
1 tsp. vanilla
1 c. miniature marshmallows
1 baked 9-inch pie shell
1 large container Cool Whip
chocolate sprinkles (optional)

Preparation

Combine 2 cups of milk, sugar, cocoa and margarine in large saucepan. Bring just to a boil over medium heat.