Behold, some of the Boston area's most mouth-watering, all-in-one breakfasts: on croissants, on biscuits, on point

As legend has it, the sandwich was born of a need for convenience, a desire to wrap a whole meal up into one simple, consumable vessel. This comes in especially handy in the morning — just grab one and eat on the go.

Here are some of the Boston area’s best options in the cheesy, eggy, perfect breakfast sandwich department.

This map was originally published on February 19, 2016; it is updated periodically, and the date of the most recent update appears above.

Note: Restaurants on this map are listed geographically.