Oven 180ÂșC .
Cover apricots with water. Boil 10 minutes. Drain, cool, chop. Grease 7 x 28 cm pan. Mix until crumbly butter, sugar, and 1 cup flour. Pack evenly in pan. Bake 25 minutes or until lightly browned. Sift together one third cup flour, pabing powder, and salt. Beat eggs and brown sugar together. Add flour mixture, vanilla, apricots, and nuts. Spread over baked layer. Bake 30 minutes or until done. Cool in pan. Cut in bars. Roll in 4x sugar.
Store in tin box between layers of wax paper.