the recipe also calls for red palm oil. on principe, almost everything is cooked with it.ona: and more mucua. reporter: what do they taste like? dona: sour. i add the fish later, so it doesn't get too soft. we cook the fish separately, and add it to the stew once that's almost done. reporter: the stew is eaten with rice. beira mar has become a very popular lunch place. the stew has turned yellow. dona: that's the palm oil. each portion has two pieces of fish. reporter: it's lunch time, and the restaurant is filling up. a portion of fish stew plus dessert costs the equivalent of three euros fifty. >> the moqueca was very tasty. it's a traditional dish, and she makes it every monday. after an exhausting weekend, we come every monday, and the stew gives us renewed energy. reporter: it's famous, right? >> absolutely, dona tete's stew is the best. reporter: that's why it always sells out, but dona tete keeps some aside for the children to eat as they head home from school. host: bangladesh is a densely populated country, and yet around 17 million people there are still not conn