Wash the cabbage, enoki mushrooms, and soybean sprouts thoroughly and cut them into bite-sized pieces.
Add cooking oil to a pan and preheat over medium heat.
Add the cabbage first and stir-fry for 2 minutes.
Add the enoki mushrooms and soybean sprouts, then stir-fry together.
Season with salt and pepper.
Continue stir-frying until the ingredients become tender, then remove from heat.
Serve the finished stir-fry on a plate.