DOUGH:

1 1/2 c. flour
1 tsp. baking powder
1/2 tsp. salt
1/2 c. butter
1 c. sugar
1/2 tsp. vanilla
1 whole egg + 1 egg yolk
1 c. chopped nuts

TOPPING:

1 egg white
1 c. brown sugar, packed

Sift together the flour, baking powder and salt. Cream butter, sugar and vanilla together until light and fluffy. Beat the WHOLE egg and 1 egg YOLK and add in creamed mixture. Stir in sifted dry ingredients (will make a stiff dough). Spread dough on ungreased cookie sheet to thickness of not more than 1/4". Sprinkle chopped nuts over the dough. Beat remaining egg WHITE until it holds soft peaks then gradually beat in brown sugar. Spread this mixture over top of nut covered dough.