Ingredients
BOTTOM LAYER:1/2 cup butter, softened1-1/4 cups packed brown sugar2 eggs2 teaspoons vanilla extract1-1/2 cups all-purpose flour1/4 teaspoon salt1/2 cup chopped walnutsMIDDLE LAYER:1/2 cup butter, softened1 cup sugar2 eggs3/4 cup all-purpose flour1/4 cup baking cocoa1/8 teaspoon salt1/2 cup chopped walnutsCARAMEL ICING:6 tablespoons butter3/4 cup packed brown sugar4 to 6 tablespoons milk2-1/2 cups confectioners’ sugar
Preparation
In a large bowl, cream the butter and brown sugar. Beat in eggs and vanilla. Combine flour and salt Stir into creamed mixture. Stir in nuts. Spread into a greased 13x9-in. baking pan; set aside.
For middle layer, cream butter and sugar. Beat in eggs. Combine the flour, cocoa and salt. Stir into creamed mixture. Add nuts. Spread over the bottom layer. Bake at 350° for 30-35 minutes or until a toothpick inserted in the center comes out clean. Cool on wire rack.
For icing, melt butter in a saucepan over medium heat. Stir in brown sugar and milk; bring to a boil. Remove from the heat. Cool just until warm; beat in confectioners’ sugar until the icing achieves spreading consistency. Spread over brownies. Let stand until set. Cut into bars.