Double Brownies

Ingredients

• Chocolate Layer
• 2 eggs
• 1 cup granulated sugar
• 3/4 cup all-purpose flour
• 1/2 cup walnuts, chopped
• 1/8 teaspoon salt
• 1/4 cup cocoa
• 1/2 cup butter
• Butterscotch Layer
• 1/2 cup butter
• 1 1/2 cups brown sugar, packed
• 2 eggs
• 2 teaspoons vanilla
• 1 1/2 cups all-purpose flour
• 1/4 teaspoon salt
• 1/2 cup walnuts, chopped
• Icing
• 1/4 cup butter
• 1/2 cup brown sugar, packed
• 3 tablespoons milk
• 1 1/2 cups icing sugar
• Drizzle
• 2/3 cup semi-sweet chocolate chips
• 1 tablespoon butter