Preheat the oven to 160 °C (convection oven).
Preheat the oven to 160 °C (convection oven).
For the soup: fry the onion, potato and celeriac in butter. Douse with white wine and Noilly Prat and add the beef stock. Finish with the cold QimiQ.
For the filling: whisk the QimiQ smooth. Add the quark, egg yolks, parsley, chives and seasoning and mix well.
For the buckwheat roulade: mix the flour, milk, egg and seasoning to a batter and use to make thin pancakes. Spread the filling onto the pancakes and roll into roulades. Wrap in tin foil and bake in a pre-heated oven for approx.15 minutes.