Prepare the spaetzle in boiling salted water according to the instructions on the packet. Peel, wash, halve and cut carrots into pieces. Cook the carrots for the last 5-8 minutes with the spaetzle. Peel and finely chop the onion.
Heat the oil in a pan. Sauté the onion briefly. Add minced meat, fry until crumbly. Add tomatoes and season with salt, pepper and marjoram. Drain and stir in the pasta and carrots. Flavour again.
Wash the cress, cut from the bed and sprinkle over it.