Warm the wine lukewarm. Dissolve yeast in it with 1 teaspoon sugar while stirring. Put flour, eggs, 1 teaspoon salt, butter and dissolved yeast in a mixing bowl. Knead with the dough hooks of the hand mixer to a smooth, supple dough. Cover and leave to rise in a warm place for about 1 hour
In the meantime, cut the ham into small strips. Fry in a frying pan at medium heat for about 2 minutes until crispy, turning. Drain on kitchen paper. Coarsely chop the nuts. Wash herbs and shake dry. Finely chop parsley, except for 4 leaves for garnishing. Cut chives into fine rolls. Mix quark with yoghurt, chives, half of the parsley and 1 tsp. sugar. Season to taste with salt and pepper. Cover and chill
Stir the nuts, ham and remaining parsley into the dough. Grease a cake tin, dust with flour and fill in the dough. Cover and leave to rise for another 30 minutes. Bake in a preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: see manufacturer) for approx. 50 minutes. Let it cool down on a cake rack
Arrange Riesling Gugelhupf with quark dip, garnish with parsley
waiting time approx. 2 hours