Dunkin' is an apparent "fast-food breakfast all day" option.
Waffle House has been known for its all-day breakfast.
Starbucks serves breakfast and pastry dishes all day.
Denny's become "America's Diner" and a short-order, all-day breakfast .
Tim Hortons sells more than coffee and donuts.
Tim Hortons sells more than coffee and donuts.
IHOP is still the king of all-day fast-casual breakfast.