Divide ground beef into 8 parts and gently form into balls.
Thinly slice onion
Cut Jalapeños into 1/4 inch slices
Made your burger sauce combining mayo, ketchup, mustard, relish, w sauce, and garlic powder.
Add the bacon to your griddle or pan and turn on to medium heat
Flip the bacon to a new area of the griddle and put your onions and jalapeños in the bacon grease.
Ensuring your griddle is around 425 degrees, add each burger ball and use your smasher to press it as thin as possible. Hold the smasher down for about 5 more sections, then twist and slide it off of the beef. Repeat this process for all 8 balls.
Season each patty with your favorite burger seasoning.
Add your buns to the griddle in bacon grease to toast.
Once the juices rise through the beef and your patty looks cooked around the edges, carefully scrape the burgers away from the griddle surface and flip them. You should see a well developed crust on the burger surface.
Add a slice of cheese to 4 (or all 8) of the patties.
Stack the cheesed patty on top of the uncheesed.
Add your burger sauce to the top and bottom bun.
Add the patty stack to your bun and top with bacon, onions, and jalapeños.