Earl's Blonde Brownies

Why I Love This Recipe
Ingredients You'll Need
1 stick butter, melted
2 eggs
1 teaspoon baking powder
1 teaspoon salt
1 teaspoon vanilla
1 1/2 cups flour
1 cup sugar
1/2 cup brown sugar
1/2 cup chopped nuts
FROSTING
2 tablespoons butter, melted
2 1/2 cups powdered sugar
1/4 teaspoon vanilla
3 tablespoons milk (or to desired consistency)
Directions
Combine ingredients, except those for frosting, and place in greased 9 × 13 baking dish. Bake at 350ºF for 1 hour. After cooled, spread frosting over top equally. Cut into square bars and serve.
FROSTING:
Mix ingredients until smooth.