01 -
In a bowl, combine soy sauce, gochujang, sesame oil, brown sugar, minced garlic, and black pepper. Add beef and coat thoroughly. Marinate for 30 minutes at room temperature or overnight in the refrigerator for deeper flavor.
02 -
In a small bowl, whisk together mayonnaise, sriracha or Korean chili sauce, sesame oil, garlic powder, and sugar (if using) until smooth and well-combined. Refrigerate until ready to serve.
03 -
Bring broth to a gentle simmer in a medium pot. Add gochugaru, soy sauce, rice vinegar, sesame oil, and salt. Cook ramen noodles in the broth until al dente, approximately 3 minutes. Remove from heat.
04 -
Heat a grill pan or skillet over high heat until very hot. Sear marinated beef for 2-3 minutes per side until caramelized with good grill marks. Transfer to a cutting board and let rest for 2 minutes before slicing thinly against the grain.
05 -
Divide noodles and broth between two bowls. Drizzle creamy sauce over noodles, then arrange sliced beef on top. Garnish with chopped green onions, toasted black sesame seeds, and additional chili oil or gochugaru if desired.