Double Brownies - Master recipes

Ingredients

• BOTTOM LAYER: -
• 1/2 cup butter, softened -
• 1-1/4 cups packed brown sugar -
• 2 eggs -
• 2 teaspoons vanilla extract -
• 1-1/2 cups all-purpose flour -
• 1/4 teaspoon salt -
• 1/2 cup chopped walnuts -
• MIDDLE LAYER: -
• 1 cup sugar -
• 3/4 cup all-purpose flour -
• 1/4 cup baking cocoa -
• 1/8 teaspoon salt -
• CARAMEL ICING: -
• 6 tablespoons butter -
• 3/4 cup packed brown sugar -
• 4 to 6 tablespoons milk -
• 2-1/2 cups confectioners' sugar -