And, although the brand is most well known for its coffee and donuts, it has more than ... he found that Dunkin's sourdough breakfast sandwich may be a bit overlooked. A stack of five half-slices ...

the sourdough used in Dunkin's breakfast sandwiches adds an extra dimension of slightly tangy bite and a satisfyingly chewy texture. Gomez says the sourdough starter he created for the Dunkin ...