Without sauce
Clean the webfoot octopus thoroughly.
Cut onion, green onion, and carrot into bite-sized pieces.
In a bowl, mix gochujang, red pepper powder, soy sauce, minced garlic, sugar, and sesame oil to make the seasoning sauce.
Add the seasoning sauce to the cleaned octopus and mix well.
Heat oil in a pan and stir-fry the vegetables first.
Add the octopus and stir-fry quickly over high heat.
Finish by sprinkling sesame seeds.