Sift into medium sized bowl:
1 c. sifted cake flour
1 t. baking pwd.
1/4 t. salt
Stir in 1 c. brown sugar
1/2 c. chopped walnuts
1/4 c. butter
1 egg
1/2 t. vanilla
Beat until completely blended.
Bake 350. 25 minutes or until firm on top. 8x8x2 pan.