Smoked herring. Often in olive oil and popular during the winter months.
ρεγγοσαλάτα (reggosalata): a paté made of smoked herring, with onions, lemon, olive oil, white wine and bread crumbs blended together; a politiki recipe.
αυγά ρέγγας καπνιστά (avga reggas kapnista) smoked herring caviar
Image by Szymon Nitka, Creative Commons License