With its great popularity after the Second World War, it became mostly a practical dish that was quick and easy to prepare, not so much food for the poor any more.
This high number of immigrants working in the restaurant business is not limited to Sweden, but is found in most of the OECD countries.
[1] The sociologist Henrik Hultman has shown a number of reasons why immigrants from outside Europe end up or choose to work in the pizzeria business.
Immigrants with inadequate education and work experience background because of war or a difficult immigration process can choose the pizzeria business as a viable alternative, but also educated people can face long studies in order to get to practice their former profession in Sweden.
Operating a pizzeria is a viable way to support oneself and one's family compared to the long-term investments necessary for studies.
Many pizzeria owners come from a social background where entrepreneurship is highly valued and it is common for their parents to also have owned or worked at small-scale family businesses, for example as farmers or craftsmen.