Step 1

Preheat oven to Combine sugar, melted butter, cocoa powder, eggs, vanilla, and evaporated milk in a large mixing bowl. Beat this chocolate mixture with an electric mixer at medium speed until well combined, or about 1 to 2 minutes.

Step 2

Pour chocolate mixture into the unbaked pie shell and bake until set in the center, or about 35 to 40 minutes. Allow to cool completely. Dust with confectioner's sugar, if desired.

Step 3

Excellent served at room temperature or chilled. Store covered in the refrigerator.