Preheat oven to 375 F
Roll out the pizza dough and put into a 9-inch springform baking pan. Pull dough a bit up the sides of the form.
Cut ham in thin strips. Clean and cut the spring onions into small rings. Mix the drained sauerkraut with the ham and onions. Spread onto the dough.
Mix the schmand or sour cream with eggs, salt and pepper; stir well and pour into the baking form.
Bake the quiche approximately 30 – 35 minutes or until the top is golden-brown. Let cool a little, sprinkle with parsley flakes and serve.