Viennese Chocolate-Walnut Bars

Ingredients

• 1/4 lb butter (softened)
• 1/4 cup dark brown sugar (packed)
• 1 1/4 cups all-purpose flour (sifted)
• 1/4 cup apricot preserves
• 1 1/2 cups walnuts, chopped
• 2 eggs
• 1/4 teaspoon salt
• 3/4 cup dark brown sugar
• 2 tablespoons unsweetened cocoa
• 6 ounces semi-sweet chocolate chips
• 2 tablespoons light corn syrup
• 2 teaspoons prepared strong coffee (strong!)
• 2 teaspoons boiling water
• 1/2 cup walnuts, finely chopped