Buttermilk Pie Buttermilk Pie Advocate staff photo by TRAVIS SPRADLINGButtermilk Pie goes together quickly and pairs well with berries. Lucille White Nov. 19, 2012 Comments Buttermilk Pie Serves 8. Recipe provided by Jenni Burk, from a recipe from the late Lucille White, a teacher in Baker. 4 large eggs 1½ cups sugar 2 tbls. cornstarch ¾ cup buttermilk 1 stick softened butter 1 unbaked (9-inch) pie shell 1. With an electric mixer, beat eggs and then add sugar, cornstarch, buttermilk and softened butter. Beat until combined. 2. Pour into unbaked pie shell. Bake in a preheated 350-degree oven for 30-40 minutes. Garnish with fresh Louisiana strawberries, if desired.