You asked:

is buttermilk the same as sour cream

No. Buttermilk is not the same as Smetana.

buttermilk, a fermented dairy product produced from cow's milk with a characteristically sour taste

Smetana
Smetana

Smetana, a dairy product in Central and Eastern Europe, a variety of sour cream similar to crème fraîche, much heavier than the Western European variety

tk10publ tk10canl

Say hello to Evi

Evi is our best selling mobile app that can answer questions about local knowledge, weather, books, music, films, people and places, recipe ideas, shopping and much more.

To experience the full power of Evi you can download her app for free on iOS, Android and Kindle Fire.

Other ways this question is asked: