Clean the oyster mushrooms and rub them carefully with kitchen paper. Clean, wash and cut carrots into thick slices. Peel shallots and garlic. Halve or quarter shallots depending on size.
Finely chop the garlic. Heat the oil in a frying pan. Sauté the shallots and garlic in it. Add carrots and oyster mushrooms and fry all around, turning. Fry over a low heat for eight to ten minutes, season with salt and pepper.
Wash parsley and chop coarsely, except for a few leaves for garnishing. Add crème fraîche and chopped parsley to the pan. Serve garnished with a bouquet of parsley.