KUEH BINGKA UBI (BAKED TAPIOCA/CASSAVA CAKE) Kueh Bingka Ubi is made from grated tapioca (cassava) and baked until the top and sides are crispy brown, which is actually the best part of this kueh. Inside it is soft and chewy and together it makes a great texture. This is one of the many Nyonya delicacies