Chocolate Pie
["1 pie crust shell, baked", "1/2 c. granulated sugar", "1/4 c. brown sugar", "1/2 tsp. salt", "3 Tbsp. cornstarch", "1 can evaporated milk", "3 egg yolks, beaten", "1 c. dairy sour cream", "1 Tbsp. butter", "1 tsp. vanilla extract", "2 pkg. cocoa blend", "1 (8 oz.) container whipped topping"]
["Preheat oven and baking sheet to 400\u00b0.", "In a medium bowl, combine sugar, brown sugar, salt and cornstarch; mix well.", "In a heavy saucepan on medium heat, cook and stir sugar mixture and milk until mixture thickens and begins to boil.", "Gradually stir 1/4 of hot mixture into beaten egg yolks; add back to remaining hot mixture, stirring constantly.", "Stir in sour cream and butter; continue to cook until mixture thickens.", "Remove from heat.", "Stir in vanilla, mixing well.", "Stir in chocolate until blended.", "Pour mixture into pie crust.", "Refrigerate about 2 hours before serving. Serves 6."]
["shell", "sugar", "brown sugar", "salt", "cornstarch", "milk", "egg yolks", "sour cream", "butter", "vanilla extract", "cocoa blend"]