01 -
Preheat an outdoor grill to high heat or a stovetop skillet to medium-high.
02 -
In a small bowl, whisk together mayonnaise and gochujang until smooth. Set aside.
03 -
Combine ground pork, dark brown sugar, soy sauce, sesame oil, and finely chopped onion in a large bowl. Gently mix with hands until just incorporated, taking care not to overwork the meat.
04 -
Divide pork mixture evenly and shape into four burger patties.
05 -
Grill or pan-cook patties until fully cooked through and an internal temperature of 71°C is reached.
06 -
Place each patty on a toasted brioche bun. Top with gochujang mayo, fresh kimchi, and sliced cucumbers. Serve immediately.