Boil the noodles in boiling water and rinse them with cold water.
Julienne cucumber and carrot.
Chop the peanuts.
Make the sauce with gochujang (Korean chili paste), soy sauce, vinegar, sugar, minced garlic, and sesame oil.
Mix the noodles, vegetables, and sauce together well.
Serve in a bowl and sprinkle chopped peanuts on top.