In terms of menu choices, fast-food chains are a lot like car brands: There's something for everyone.
A five-piece chicken nugget for the on-the-go soccer mom. A quarter pounder with cheese for the erudite lovers of the classics. A salad, for ... someone.
And for the person who enjoys the finer things in life, there are the flagships: the signature burgers. Without these, fast food would lose all meaning.
I decided to compare the signature sandwiches of the fast-food Big Three —...