The brunch menu includes a ciabatta breakfast sandwich with egg, bacon, ham, cheese, tomato and sauce.
Burger King is also testing a non-alcoholic mimosa made with orange juice and sprite. The restaurant's Whopper sandwich is also being served for brunch.
The brunch menu is available until 10:30 a.m. each morning.
There was no information as of Tuesday as to whether Burger King will expand brunch to the Chicago area.