Frosted Blondie- too good to keep a secret!

1 cp. butter softened
1 cp. brown sugar
1 cp. white sugar
2 tsp. vanilla
2 eggs
2 cp. Flour
1/2 tsp. salt
2 tsp. baking powder
1 cp. quick oats

Cream together butter and sugars. Mix in vanilla and eggs. Add remaining dry ingredients and mix. Spread in greased 9x13 pan and bake at 350 for 25-30 minutes.

Frosting

1/4 cp. butter, soft
3 ounces cream cheese
2 cps powdered sugar
2 tsp. vanilla
milk

Beat ingredients together adding a small amount of milk to acheive the right consistency. Frost cooled bars. Slice and serve.