These Big Mac Smash Burger Tacos use thin, crispy beef patties cooked directly onto soft flour tortillas, topped with melty cheese, classic burger toppings, and a homemade Big Mac-style sauce.
Make the Big Mac Sauce: In a small bowl, add mayonnaise, relish, mustard, sugar, paprika, onion powder, and garlic powder. Whisk until smooth and creamy. Refrigerate until ready to use.
Preheat: Heat a cast iron skillet, griddle, or grill to medium-high.
Make the Burgers: Divide ground beef into 8 equal-sized portions and roll into balls (about 2 ounces each).
Smash the Burgers: Place a beef ball on the hot surface and quickly smash it down with a spatula or burger press to flatten it as thin as possible. (Place parchment paper between the meat and whatever you're using to flatten it). Season with salt and pepper. Cook for 2-3 minutes until crispy.
Flip and Cook: Flip the burgers over, season with salt and pepper again, and cook for 2 minutes. Place a slice of cheese on each patty followed by a tortilla shell. Cook for 1 more minute.
Flip Again: Flip the patties so the tortilla shell is now on the bottom. Place another slice of cheese on top of the burger. Cook for 1 minute. Remove from the grill, tortilla side down.
Add Toppings: Top each taco with shredded lettuce, diced onions, pickles, and a generous amount of Big Mac sauce over the top. Serve immediately and enjoy!
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Notes
Cooking the burger first before adding the tortilla keeps the beef crispy and prevents greasy tacos.
These tacos are fun for kids to make and eat. Set up a toppings bar and let them build their own tacos.
Store leftover burger patties and toppings separately in airtight containers in the refrigerator. Reheat patties in a skillet before assembling fresh tacos.