Apple orange brownies recipe

6 tb Butter
1 c Brown Sugar
1 Egg
1/2 c Apple Sauce
1 ts Vanilla
1 ts Baking Powder
1 1/4 c Flour
1 ts Salt
1/4 ts Baking Soda
1/2 c Chopped Nuts
2 tb Orange Juice
1 1/2 c Powdered Sugar
1/2 ts Vanilla
Mix everything except the juice and powdered sugar and half of the vanilla.
Pour into a greased 12x7x2 pan . Bake at 350 degrees for 25 minutes. Mix remaining ingredients and pour over the hot brownies.