For the scalloped potato boil the potato for 15 minutes, let it cool down, peel the upper third and hollow it out.
Mash this potato mass with a fork, mix with cottage cheese, yogurt and spices and fill into the potato.
Bake the potato in the oven at 200 °C for 5 minutes.
For the chive sauce, mix yogurt with chives and salt.
Serve the baked potato with the chive sauce.