HOW TO MAINTAIN CULTURAL FOOD HERITAGE? THERE ARE MANY ETHNIC RESTAURANTS IN OULU. Many refugee´s also consider it fairly easy to maintain their cultural food heritage. Here are some examples of restaurants that represent a certain nationality and it`s cultural foods: Pizzeria da mario, italian. Restaurant el sabor, spanish. Phuket thai takeaway, thai. Hanko sushi, japanese. Hai long, chinese Nagraja oy (Garam masala), indian. Restaurant huvila, french. Restaurant zakuska, russian