Mud Hen Bars
["1/2 c. butter", "1 c. sugar", "1/4 tsp. salt", "3 eggs", "1 c. walnuts", "1/2 c. chocolate chips", "1 1/2 c. sifted flour", "1 tsp. baking powder", "1 c. brown sugar", "1 c. miniature marshmallows"]
["Beat together butter, sugar, 1 egg and 2 egg yolks.", "Add flour, baking powder and salt.", "Spread in 13 x 9-inch greased pan. Sprinkle walnuts, chocolate chips and marshmallows over batter. Cover with meringue made with 2 egg whites and 1 cup brown sugar. Bake at 350\u00b0 for 25 minutes."]
["butter", "sugar", "salt", "eggs", "walnuts", "chocolate chips", "flour", "baking powder", "brown sugar", "marshmallows"]