The pickle must be acidic enough to prevent bacterial growth. Ayran , a chilled yogurt drink, is popular in the summer. Delete Cancel. Potatoes on the side. This sauce originated from Sandefjord , a coastal city near Oslo, in by the Park Hotel. Tomato pickled herring: Fruits and berries mature slowly in the cold climate. Another Norwegian cake is Krumkake , a paper-thin rolled cake filled with whipped cream. Namespaces Article Talk. Norwegians are particularly fond of a crisp crust, regarding a soft crust as a sign of the bread being stale. No menu assigned! Popular accompaniments are sliced and fresh-pickled cucumbers and sour cream.