Peel and rinse the mushrooms.
Cut the mushrooms into slices and fry in vegetable oil.
Boil pasta with salted water until tender.
Put the pasta in a pan with mushrooms and season with butter. Stir and season with salt.
Transfer the pasta with mushrooms to the mold. Sprinkle with grated cheese.
Bake in the oven at 200 degrees C for 10-12 minutes.
Cool slightly and cut into slices. Place on a plate, sprinkle with finely chopped green onions and serve.