1/2 c. shortening (part butter)
1 c. sugar
1 c. brown sugar
1 1/2 c. flour
1 c. nuts
1/2 c. chocolate chips
1 c. miniature marshmallows
2 eggs plus 1 yolk
1 tsp. baking powder
1/4 tsp. salt

Cream the sugar and shortening. Add 1 whole egg and 2 egg yolks. Beat and add flour, baking powder, and salt (sifted together). Mix well and spread in a greased 9x13 pan.

Put nuts, marshmallows and chips over batter. Beat 2 egg whites and add 1 cup brown sugar. Spoon over the top of the batter and bake at 350 degrees for 30-40 minutes.