Once upon a time, Burger King had a sandwich that piled on a whopping four burger patties, four slices of cheese, bacon, and a special sauce.

Burger King has no shame when it comes to new year’s resolutions. The home of the Whopper recently reintroduced several new sandwiches on Jan. 5, including the Quad BK Stacker, a four-patty burger ...

A drive-thru taste test of Burger King’s Quad Stacker combo. See how the stacked burger, fries, and drink measure up in flavor, value, and overall fast-food experience.

This week I reached out for a Quad Stacker — that's the big boy, four beef patties piled high with lots of cheese and slathered with gooey sauce — at America's No. 2 burger chain, Burger King.