Clean the squid thoroughly and cut it into bite-sized pieces.
Slice the vegetables such as onion, green onion, and carrot into bite-sized pieces.
In a bowl, mix gochujang (Korean chili paste), chili powder, soy sauce, minced garlic, sugar, and sesame oil to make the seasoning sauce.
Heat oil in a pan and stir-fry the onion, green onion, and carrot.
Add the squid and stir-fry quickly over high heat with the seasoning sauce.
Finish by adding sesame oil and toasted sesame seeds.