Soak the porcini in 200 ml cold water. Peel onion and garlic and dice finely. Clean all mushrooms. Wash and halve the mushrooms. Heat 2 tablespoons of olive oil in a pan.
Sauté the mushrooms well in it. Add onion, garlic and rice and fry. Season with salt and pepper. Deglaze with white wine and stock, bring to the boil. Add porcini mushrooms with soaking water and bay leaves.
Cook for about 20 minutes at medium heat, stirring several times. In the meantime, fry the oyster mushrooms in 1 tablespoon of oil. Wash the thyme and remove the leaves from the stems. Season mushrooms with salt, pepper, thyme and pink berries.
Add to the risotto 5 minutes before the end of the cooking time. Stir the grated Parmesan into the risotto. Remove the bay leaves. Season again with salt and pepper. Serve in portions sprinkled with sliced Parmesan cheese.