Mix vinegar with salt, sugar, mustard and pepper. Beat 4 tablespoons of oil with a whisk until well done. Clean the mushrooms. Halve the mushrooms, cut the oyster mushrooms in half or in strips, depending on their size. Dice bread.
Peel garlic. Roast pine nuts in a pan without fat until golden brown, take them out. Heat 1 tablespoon of oil in the pan. Press garlic into the pan with a garlic press. Add the bread cubes and fry them until golden brown while turning, remove. Heat 2 tablespoons of oil in a frying pan, fry the mushrooms for about 3 minutes while turning, let cool. Peel and wash the carrots and cut them into fine sticks. Clean and wash lettuce hearts and rocket, dab dry. Pluck larger lettuce leaves small.
Heat 2 tablespoons of oil in a frying pan, fry the mushrooms for about 3 minutes while turning, let cool. Peel and wash the carrots and cut them into fine sticks. Clean and wash lettuce hearts and rocket, dab dry. Pluck larger lettuce leaves small. Mix all ingredients together and arrange on 4 plates. Sprinkle parmesan slices over it