01 -
Heat your griddle or skillet over medium-high heat to prepare it for searing the beef.
02 -
In a small bowl, combine mayonnaise, mustard, smoked paprika, white vinegar, and Swerve. Stir until well mixed and set aside.
03 -
Chop and slice the onions, pickles, and lettuce. Set them aside for taco assembly.
04 -
Divide the ground beef into 8 equal portions. Place each portion on the hot griddle and smash it flat with a heavy spatula or burger press. Season with salt and pepper. Let cook for 2-3 minutes until the edges are crispy, then flip. Add shredded cheese on top and cook 1 more minute until the cheese melts.
05 -
Briefly heat each tortilla on the griddle for about 30 seconds per side until pliable and slightly toasted.
06 -
Place a cheesy smash burger on each tortilla. Top with onions, pickles, and the prepared sauce. Serve immediately.