What is this green cake with plastic-y texture, found at an Asian store? While shopping at the local Asian store, I found a funny, green cake that looked interesting, so I bought a piece. It looks like this:



I discovered that it has a very strange texture (as seen in this video). Can anyone help identifying it? The store advertised itself as "Thai", though I'm not convinced that that actually means anything, since I'm living in Germany.
Looks like Vietnamese Honeycomb Cake made with pandan and tapioca:

http://danangcuisine.com/recipes/recipe-28-banh-bo-nuong-vietnamese-honeycomb-cake/