Wash mushrooms and vegetables thoroughly, then cut them into bite-size pieces.
Slice the beef thinly and marinate it in bulgogi sauce for 10 minutes.
Heat olive oil in a pan, sauté garlic, then add the beef and cook.
Add mushrooms and stir-fry together.
Place the vegetables on a plate, top with the cooked beef and mushrooms.
Drizzle salad dressing to finish.