Double-Decker Brownies

1 c butter (no substitutes), softened
2 c packed brown sugar
3 eggs
2 tsp vanilla
2 c flour
1 1/2 tsp baking powder
1/2 tsp salt
2 squares (1 oz each) unsweetened chocolate, melted

Frosting:
1/4 c butter (no substitutes)
2 squares (1 oz each) unsweetened chocolate
2 c powdered sugar
1 1/2 tsp vanilla
2-3 Tbsp milk

In a mixing bowl, cream butter and brown sugar. Add eggs; beat well. Beat in vanilla. Combine the flour, baking powder, and salt; gradually add to creamed mixture.

Divide batter in half. Stir chocolate into one portion; spread into a greased 13x9" pan. Spread remaining batter evenly over top. Bake at 350 degrees for 30-35 min or til brownies begin to pull away from sides of pan. Cool on a wire rack.

In a saucepan, melt butter and chocolate. Remove from heat. Stir in powdered sugar, vanilla, and enough milk to reach spreading consistency. Frost cooled brownies; cut. Makes 3 dozen.