Easiest Cookie Bars EVER| 1, 2, 3 Cookie!

How about a SUPER EASY dessert recipe for all those summer BBQ's, picnics or days at the water? I know I'm always down for a quick easy, sweet treat and these are the the Easiest Cookie Bars Ever. . . How about a cookie with only 3 ingredients plus whatever kind of add-ins you like? They bake in 20-25 minutes and literally ANYONE can make them. So these truly are the easiest cookie bars you will ever make and here is why. They use a BOX CAKE...