In a medium pan on medium high heat, add the oil. When it’s hot Add the ground beef a cook, breaking up the meat until brown and starting to crisp . Drain the fat.
Return meat to skillet and add taco seasoning and season with salt and pepper to taste
Separate hamburger buns and using a rolling pin, roll out hamburger buns to six millimeters thick. Place a slice of cheese on top of each bun and fold like a taco. Place buns in a toaster and toast until cheese is melty .
Make sauce: In a medium bowl, whisk together mayonnaise, mustard, ketchup, and relish,
To build tacos:
In the hard taco squeeze a little sauce.
Add the seasoned taco meat then layer in the cheese sesame bun , then the lettuce, pickles, onions and drizzle with more sauce.