Cut the cabbage and mushrooms into bite-sized pieces.
Crack the eggs into a bowl and beat them.
Heat oil in a pan over medium heat.
Add cabbage and mushrooms, stir-fry for 2–3 minutes.
Pour in the beaten eggs and cook together.
When the eggs are half cooked, add cheese on top.
Stir-fry until the cheese melts and everything is done.
Season with salt and pepper.