FILLING
¾ cup ground walnuts 1 cup sugar 7 egg whites beaten stiff 2 grated apples
Mix nuts and sugar. Add them gradually to beaten egg whites. Then fold in apples. Roll out two-thirds of the dough and line sides and bottom of an ungreased baking pan. Add filling. Roll out remaining dough and lattice over top. Bake in 250 degree oven 45 minutes to one hour.