For the dough: 2 cups (500 ml) full fat plain or Greek yogurt 1 egg, lightly beaten 1 tsp salt 2 ¼ cups (280 g) flour + more for kneading For the filling: ¾ lb (350 g) potato for mashing 1 lb (500 g) white mushrooms, trimmed and finely diced 2 yellow onions, chopped 4 […]