01 -
Finely chop the onion and measure all other components.
02 -
In a large mixing bowl, add ground beef, chopped onion, breadcrumbs, eggs, Dijon mustard, salt, and black pepper. Blend thoroughly using clean hands until a homogenous mixture forms.
03 -
Portion the mixture and shape into uniform patties approximately 2.5 cm thick.
04 -
Heat a thin layer of oil in a skillet over medium heat. Fry patties for 5 to 7 minutes per side until deeply golden and cooked through.
05 -
Transfer cooked patties to paper towels to absorb excess oil. Serve immediately with preferred accompaniments.