Originally Posted by
j_the_p
If I am interpreting the relationships between sandwiches described on the "Secret Menu" page correctly, the Four Horsemen of the Apocalypse only has 2 burger patties. The other two alternating "layers" are panko-breaded/fried portobello mushroom caps (two of "The Option" from the main menu).
Regardless of exact composition, the layer count and "buns" are most impressive. Now to figure out a justification for a trip to Alberta or Ontario.