Peel the shallots and cut into slices. Clean the mushrooms, wash them if necessary and cut them in half depending on size. Wash, clean and halve the tomatoes. Wash chicken filet, dab dry and cut into cubes.
Heat the oil in a frying pan. Sauté the shallots in it. Add chicken cubes and fry for approx. 5 minutes, turning vigorously. Add mushrooms and fry for another 2 minutes. Season with salt and pepper.
Deglaze with sherry, 100 ml water and cream. Simmer for 10-15 minutes at low heat. Add the tomatoes 5 minutes before the end of the cooking time. Meanwhile cook the pasta in plenty of boiling salted water for about 8 minutes until al dente.
Then drain. Wash the thyme, dab dry and pluck the leaves from the stems. Arrange noodles and ragout on plates and sprinkle with thyme.