Preparation. Coarsely chop the hazelnuts. Roast the oats and nuts in a pan. Take out and let cool down. Wash the lemon and grate the peel. Squeeze one half of the lemon. Mix soured milk, lemon peel, honey and cinnamon.
Season to taste with lemon juice and arrange on 4 plates. Wash and halve the peaches and remove the stone. Cut the fruit halves into slices and place them in a star shape on the soured milk. Sprinkle with roasted oat flakes and hazelnuts and serve.