1Prepare the spicy sauce: In a mixing bowl, combine gochujang, gochugaru, minced garlic, soy sauce, sesame oil, sugar, rice vinegar, and 3 grams of toasted sesame seeds. Mix thoroughly until well combined.
3Cook the somen noodles: Bring a large pot of water to a rolling boil. Add the somen noodles and cook according to package directions, usually 2-3 minutes, stirring occasionally to prevent sticking.