Herring with Yogurt Sauce and Potatoes
For the herring: Peel potatoes, rinse and cook in boiling salted water for 25 minutes. Drain well.
For the sauce: Rinse herbs and chop finely. Cut cucumber into slices. Peel onion and chop finely.
Rinse and finely slice radishes. Whisk cream with yogurt, herbs, onions, radishes and cucumber and season with salt and pepper. Heat butter in a pan and heat potatoes for a few minutes. Arrange potatoes and herring on plates and drizzle wtih yogurt sauce. Serve immediately.