Recipe from the Traditional Greek Cooking by George Moudiotis. Greek style yogurt is thicker and creamier with a higher fat content than typical yogurts found in the U.S. Typical fat content of the cow's milk yogurt is 9% as opposed the U.S. yogurts are less than 4% fat.
From Chevre Feuille - The site also contains information about soap making at home. Use in place of any recipe that calls for Fromage Blanc.
Quark is similar to sour cream. You can make your own using purchased buttermilk.
A Bulgarian Yoghurt recipe by Rumi Radenska