1 1/2 c. unsifted all purpose flour
1 tsp. baking powder
1/2 c. butter, softened
1 c. granulated sugar
2 egg yolks
2 tbsp. milk
1 tsp. vanilla
2 egg whites
1 c. light brown sugar
1 c. chopped walnuts

Preheat oven to 350 degrees. Grease pan. Sift flour with baking powder. In bowl, beat with mixer, cream butter with sugar and egg yolks until light and fluffy. At low speed beat in flour mixture, along with milk and vanilla. Turn in pan evenly; bake 20 minutes.

In small bowl beat egg whites until stiff. Beat in brown sugar, stir in nuts. Spread evenly on top of warm crust. Bake 20 minutes longer, until puffed and lightly brown. Cut while still warm. Let cool; makes about 16.