Cook the spaetzle in boiling salted water for about 15 minutes. Wash and dry the pork fillet and cut it into about 12 slices. Wash and roughly dice the tomatoes. Peel and finely dice the onion
Heat the oil in a large frying pan. Fry the medallions for 1-2 minutes on each side. Season with salt and pepper, remove
Sauté onion in the frying fat. Add tomatoes and braise for 2-3 minutes. Stir in the tomato paste, sweat briefly. Deglaze with 1/4 l water and cream, bring to the boil. Dissolve stock in it, simmer for about 3 minutes. Season tomato cream with salt and pepper. Drain the spaetzle and fold into the sauce
Place the spaetzle in four greased ramekins (or in a large mould). Arrange 3 medallions on each. Grate the cheese and sprinkle over it. Bake in a hot oven (electric cooker: 225 °C/circulating air: 200 °C/gas: level 4) for approx. 10 minutes. Garnish with basil