Seasonally harvested vegetables are fermented by natural methods at our facility and ground into flour in our mills. Additives and preservatives are not used. It is suitable for gluten-free and vegan diets (Does not contain milk and dairy products.) Gluten-free and vegan tarhana soup will be indispensable for both you and your loved ones. ou will love this soup, which is very easy to prepare and delicious. Vegetables harvested in the season are cooked. Kneaded with buckwheat flour and chickpeas. It is fermented by natural methods. After fermentation, it is dried and turned into flour in the mills.