1 c. flour
1/2 c. butter
1 1/2 c. brown sugar
1/2 tsp. baking powder
1 tsp. vanilla
1 c. chopped walnuts
2 tbsp. flour
2 beaten eggs
1/2 tsp. salt

For crust, mix well the flour and butter; put into greased brownie pan. Bake for 15 minutes at 325 degrees. For filling, combine remaining ingredients, pour over baked crust and bake for 20 minutes. Cool and frost.

FROSTING:

2 c. powdered sugar
2 tsp. lemon juice
2 tbsp. orange juice
2 tbsp. melted butter

Blend. Refrigerate for one hour and then cut into squares.