Apple Brownies

Ingredients:
2/3 C. butter or margarine
1 C. brown sugar
1 C. granulated sugar
2 eggs
1 tsp. vanilla
1 1/2 C. all-purpose flour
2 tsp. baking powder
1/4 tsp. salt
1 C. chopped apple
1 C. chopped nuts

Directions:
Preheat oven to 350 degrees. Mix butter, sugars, eggs and vanilla. Mix in flour, baking powder and salt; stir in apples and nuts. Spread into a greased 9x9x2-inch baking pan. Bake for 35-40 minutes, or until toothpick inserted into center comes out clean.