Instructions

1. 1
   Line 2 large sheet pans with parchment paper. Put 1 pound meat on top of each and place a sheet of plastic wrap on top of that. Roll out until meat fills pans.
2. 2
   Fold each sheet of meat in half and trim edges and push into meat if required. Cut each sheet into 8 equal patties. Combine seasonings except for diced chipotles. Sprinkle patties with seasoning mixture.
3. 3
   Heat a griddle to 350°F. Cook patties on the griddle 2 minutes per side, adding 1 slice of cheese on top at last minute.
4. 4
   Meanwhile, toast buns. Combine mayonnaise and diced chipotles. Spread mayonnaise mixture on each bun.
5. 5
   Place 1 patty on bottom half of each bun. Top with upper half and serve warm.