Add flour mixture gradually into the egg mixture, mixing well after every addition. Scrape the sides a few times during this process. Add in yogurt and mix well. Stir in cranberries with sugar. Transfer cake batter into the buttered springform pan, level the top with a spatula and bake it in the preheated oven at 350ºF for 50-60 minutes. Check with a toothpick inserted in the middle of the cake. It’s done when it comes out clean or with a few crumbs.