Combine ingredients and mix well. Press mixture in 9 x 13 inch greased pan. Bake at 350 F for 15 minutes or until lightly browned.
Fi1ling :
Combine flour and sugar; mix in beaten eggs, lemon juice and rind. Pour onto slightly cooled crust. Bake at 350 F for 25 minutes or until filling is set. Cool and sprinkle with powdered sugar.