Grandma Emma's Fudgy Chocolate Pie

Ingredients

• 1.5 cups white sugar
• 5 large egg yolks
• 1 cup milk
• 0.5 cups unsweetened cocoa powder , such as Hershey's®
• 5 tablespoons cornstarch
• 0.5 teaspoons salt
• 2 cups half-and-half
• 1 tablespoon butter
• 1.5 teaspoons vanilla extract
• 1 prepared graham cracker crust , 10 inch

Instructions

1. 1

   Cream sugar and yolks together in a large saucepan. Add milk, cocoa powder, cornstarch, and salt; whisk until no lumps remain. Add half-and-half and heat over medium heat, whisking constantly until filling is thickened, about 20 minutes.

2. 2

   Turn off heat when filling starts to bubble; continue to stir for 1 minute. Remove thickened filling from the warm burner. Add butter and vanilla extract, stirring well until melted and well incorporated. Let filling sit to cool slightly, about 10 minutes.

3. 3

   Stir filling well and pour into graham cracker crust, smoothing the top with a spatula. Chill, uncovered, in the refrigerator for 4 hours.