Copycat Little Debbie Chocolate Marshmallow Pies - Crystal Sugar

Ingredients

• Cooking spray
• 2 cups Crystal Sugar Extra Fine Granulated Sugar
• 1 tablespoon light corn syrup
• 1 1/2 cups water, divided
• 1 ounce unflavored gelatin
• 2 large egg whites
• 1/4 cup Crystal Sugar Confectioners Powdered Sugar
• 1/2 cup unsalted butter, room temperature
• 1/2 cup Crystal Sugar Light Brown Sugar
• 1 egg
• 1 cup all-purpose flour*
• 16 graham cracker rectangles, pulverized into fine crumbs (equal to 2 cups graham cracker flour)
• 12 ounces milk chocolate candy melts
• 12 ounces dark chocolate candy melts