Date And Nut Bars
["1/4 c. melted butter", "1 c. sugar", "3 eggs, well beaten", "1 c. flour", "1/2 tsp. baking powder", "1 c. dates, cut fine", "1 c. walnuts, chopped", "1/2 tsp. salt"]
["Mix in order given.", "Spread in pan about 14 x 8-inch, lined with wax paper.", "Bake 15 to 20 minutes in moderate oven at 350\u00b0. Cut in finger-shaped pieces and roll in powdered sugar while warm."]
["butter", "sugar", "eggs", "flour", "baking powder", "dates", "walnuts", "salt"]