The Chicken Big Mac, McDonald's said, uses tempura-battered, 100 percent white meat. And while shaped a bit flatter -- more like the chain's famous hash brown -- the patties look, smell, and taste like another iconic meal from McDonalds: Chicken McNuggets.

The long-awaited new sandwich is rolling out across the United States for the first time ever, but is it worth the hype? Here's what I found.