Line pie pan with pastry. Mix sugar wih cocoa, hot water and vanilla. Pour mixture into pie pan. Mix sugar with shortening. Beat in egg and milk. Stir in baking powder and flour. Stir in vanilla. Beat until smooth. Pour mixture over cocoa mixture. Bake in preheated 350` oven for 40 minutes, or until top springs back when lightly touched. Wis/Gramma ----