Although, this is not a burger, De Rotterdamse Kookpot does serve one of the best burgers in Rotterdam!
Recept - Rucola-basilicumstamppot met tomaten - Allerhande
Potato stew with leeks, raw ham and egg - Preistamppot met rauwe ham en ei
Recept - Stamppot andijvie - Mashed potatoes with almost raw endive., delicious with pork chops, sausages (saucijzen) or meatballs and gravy. Don't forget the mustard. (From Allerhande, AH).
Kale with sausage - (Translated: Boerenkool met worst). Traditional food what people think the Dutch eat it all the time.
Mashed potato with apple