Ilonggos call cooked pilit rice wrapped in palm leaves as ibos . It is one of the most popular native delicacies found in local markets. Yet at times, it cause confusion as it is referred to suman in places outside the region - for suman for the Ilonggos is biko to the Tagalogs in general. So checking out online sources yields the follwoing: Suman sa Ibus - A ubiquitous variety of suman in the Philippines, the glutinous rice is washed, and is then mixed with salt and coconut milk. The mixture is poured over pre-made coil containers of young palm leaves called Ibus or Ibos, and fixed with the leaf's central shaft. This is then steamed using water mixed with "luyang dilaw" (turmeric or kalawag in Ilonggo ) — giving it that distinctly yellow colour — and served either with a mixture of shredded coconut and sugar, or latik — (reduce coconut milk until white lumps form and simmer until golden brown). ( Wikipedia ) ...