fill the pie crust with the custard mixture and refrigerate until set, several hours or overnight. in 1957, dobbs house adapted this recipe from amounts that could serve 70 passengers in a douglas dc-7, to just one 9-inch pie that delta employees could make at home. Melted butter add to crumbs and pat evenly into 9-inch pie tin. ingredients filling 23 cup sugar 14 cup cornstarch 2 tablespoons unsweetened cocoa powder pinch of salt 6 large egg yolks 2 cups. Place a piece of parchment paper over the pie dough and fill with pie weights. Bake for 15 minutes, remove the weights, and bake for 5 minutes more. Prepare pudding mixes according to directions in separate pans or bowls.