Gather the following ingredients:
– Lean ground beef: We used 80/20.
– Small yellow onion: Diced.
– Garlic cloves: Minced.
– Cornstarch
– Beef broth
– Cheese slices
– Toasted sesame seed buns
– Worcestershire sauce
– Thousand island dressing
– Kosher salt
– Black pepper
– Toppings: Shredded lettuce, extra dressing, and chopped dill pickles.