S'more Cookie Bars Recipe

Ingredients

• Graham Cracker Cookie
• 1 1/4 cups all-purpose flour
• 1 cup graham cracker crumbs
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1/4 teaspoon salt
• 1 cup Land O Lakes® Butter softened
• 3/4 cup granulated sugar
• 3/4 cup firmly packed brown sugar
• 1 large Land O Lakes® Egg
• 1 large Land O Lakes® Egg (yolk only) egg white reserved
• 1 teaspoon vanilla extract
• 6 (1.55-ounce) full-size milk chocolate bars
• 7-Minute Frosting
• 1/4 cup water
• 1 large Land O Lakes® Egg (white only)
• 1 teaspoon light corn syrup
• 1/8 teaspoon cream of tartar
• 1/8 teaspoon salt
• 1/2 teaspoon vanilla extract