
The supreme bun benchmark for burger popups nationwide due to its sweet pillowy texture. • 📍 Bread aisle.
Real dairy fat delivers liquid melt without oily separation. • 📍 Deli counter.
Whisk mayonnaise, ketchup, yellow mustard, and pickle relish in a small bowl for the burger sauce. Divide chilled 80/20 ground chuck into four 4-ounce loose balls without overworking, and season generously with kosher salt and black pepper.
✓ Checkpoint: Tangy pink burger sauce and four chilled loose beef rounds.
Melt butter in the skillet over medium heat. Toast Martin's potato buns cut-side down until golden-brown and crisp. Set aside.
✓ Checkpoint: Rich mahogany toasted bun faces.
Heat skillet until smoking hot. Place two beef balls down, scatter shaved onion over the top, cover with parchment, and press firmly for 10 seconds to flare out lacy edges. Sear undisturbed for 2 minutes.
✓ Checkpoint: Paper-thin patties with dark sizzled lacy edges.
Hold your metal spatula flush with the iron and firmly scrape up every millimeter of brown crust. Flip, immediately top both patties with American cheese, stack them together, and transfer to the toasted bun spread with burger sauce and topped with dill pickles.
✓ Checkpoint: Double smash tower with cascading molten cheese and pickles.
Immediate Cold Smashing: Smashing the cold meat ball within the first 15 seconds before intramuscular fat renders helps ensure 100% flat surface contact with hot iron, creating maximum Maillard browning.
The meat stuck to the press and ripped apart: Always place a 5-inch square of parchment paper between the raw beef ball and the metal smasher.