Wash the bracken thoroughly and cut it into 5 cm pieces.
Slice the onion and green onion into thin strips.
Add cooking oil to a pan and sauté the green onion to infuse the flavor.
Add the bracken and onion, and stir-fry together.
Pour in the kelp broth and simmer over medium heat.
Season with soy sauce, minced garlic, sesame oil, and salt.
Continue to stir-fry until most of the broth has reduced.