Prep time: 15 minutes Cook time: 30-35 minutes Materials: 1 (9 inch) pie crust 1/2 cup unsweetened cocoa powder 3 tbsp. cornstarch Pinch of salt 1 1/2 cup granulated sugar 3 egg yolks 3 cups whole milk 1 tbsp. vanilla extract 1 tbsp. unsalted butter (additional needed to grease pie plate) 1/2 cup chopped dark/…