Cut the zucchini and mushrooms into slices. Dice the feta cheese.
Fry the minced meat in the pan and remove it. Then fry the zucchini and mushrooms in the pan. As soon as the zucchini are cooked enough, add the minced meat. Fry everything and season with salt, pepper and garlic (powder or fresh) to taste. Finally mix in the feta cubes and let them melt slightly.
The portions are calculated without a side dish. Who e.g., Eating potatoes with it may not need such a large portion, or it is enough for 3 or 4 eaters.