[cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2010/images/04/20/kfc.double.down.cnn.art.jpg caption="KFC's Double Down sandwich is two pieces of chicken, two slices of cheese and two strips of bacon – without a bun."] By Dashira Harris, CNN I took a deep breath. I was next in line. "Uhhh, can I have a grilled and fried Double Down," I stammered once I got to … Continue reading Review: KFC's 'Double Down' sandwich