To make cookies, soften and cream butter and sugar until smooth. Add eggs, flour and chopped nuts; mix well. Spread on greased cookie sheet (with sides) or jelly roll pan. Dough will be sticky. Cover with any flavor jam or pastry filling of your choice.

To make topping, soften and cream butter and sugar until smooth. Add flour and chopped nuts; mix well. Spread topping over jam. Bake at 325 degrees until lightly browned. Cool, cut into squared and dust with confectioners sugar.