Smashed Sliders

Directions

1. 1
   Form the meat into 36 golf ball-size balls.
2. 2
   Pulse the onion in a food processor until finely chopped.
3. 3
   Heat a cast-iron skillet over high heat.
4. 4
   Working in batches, add the meatballs to the skillet and smash them very flat with a spatula.
5. 5
   Season with salt and pepper, then sprinkle the onion over the patties.
6. 6
   Cook 1 minute, then flip and smash the burgers with the spatula again.
7. 7
   Cook 1 more minute for well done; place both halves of the buns on top of the patties to steam for the last few seconds of cooking.
8. 8
   Serve the burgers on the buns; top with pickles, ketchup and mustard.
9. 9
   Photograph by Tina Rupp