Labneh is a Middle Eastern Yogurt Cheese. This is easy to make at home with store-purchased yogurt. Labneh is served with a good quality olive oil and Zaatar herb mixture
This recipe from the GutsyGourmet.com is for making your own Armenian Yogurt at home is . All you need is whole milk and yogurt starter or, commercially prepared yogurt from the grocery store.
A Bulgarian Yoghurt recipe by Rumi Radenska
Quark is similar to sour cream. You can make your own using purchased buttermilk.
Labna is a cheese made from yogurt and has been made and consumed since Egyptian times.