Czech Dumplings with Mushroom Sauce

Method

1. 1. In a bowl, mix flour and egg.
2. 2. Gradually add milk, stirring until a smooth dough forms.
3. 3. Knead the dough for 5 minutes and let it rest for 10 minutes.
4. 4. Roll out the dough and cut into small pieces.
5. 5. Boil the pieces in salted water until they float to the surface.
6. 6. In a pan, sauté the mushrooms and onion in butter until tender.
7. 7. Add thyme and serve the dumplings with the mushroom sauce.