No prize for guessing how breakfast stout becomes Canadian.
Just in case you want to brew your own, check out the Beer and Brewing website (https://beerandbrewing.com) and specifically Epic Brewing Chocolate Coffee Stout Recipe (https://beerandbrewing.com/chocolate-coffee-stout-recipe/) and The Making of Breakfast Stout (https://beerandbrewing.com/the-making-of-breakfast-stout/).
Founders’ CBS – Canadian Breakfast Stout is aged in maple syrup.
For a 1-gallon recipe (no maple syrup) see Beercraftr (https://www.beercraftr.com/1-gallon-breakfast-stout/).