spicy topped fruit and walnut bars

Ingredients

• - cookie base:
• 1/2 cup butter, softened
• 1 cup brown sugar, packed
• 1 - egg yolk
• 1 teaspoon vanilla
• 1 3/4 cups flour, sifted
• 1/4 teaspoon baking soda
• 1/4 teaspoon salt
• - cookie topping:
• 1 - egg white
• 2 tablespoons sugar
• 1/4 teaspoon nutmeg
• 1/8 teaspoon ground cloves
• 1/2 teaspoon cinnamon
• 1/2 cup diced, mixed candied fruit
• 1 cup coarsely chopped walnuts