Home – Questions and Answers 2 – Variety Can you say which is the best variety of potato to use to make the Swiss "roesti" dish? Can you say which is the best variety of potato to use for making the Swiss “roesti” dish? The proper varieties of potato to cook “roesti” or “rösti” dish are the Russet potatoes or the Yukon gold. Rösti is a Swiss dish and it is also known as “Swiss potato pancake”. It is served as a side dish and the preparing process is similar to the hash browns.