Berries are terribly expensive here where I live, so I substituted it with cherry - not that it's any cheaper, but at least it tastes the sweetest amongst all. Yes, berries in Asia are apparently very sour :(
Downloadable recipe is here
In case you're wondering, yes it's slightly slanting! Your eyes don't fool you this time :P We're supposed to assemble this in a springform pan, which sadly I don't have (and too broke to buy this time around). So what i did is just lining all sides of my usual baking pan with clingwrap paper and tried to lift it up with it after freezing... yikes. Nevertheless it tastes great! A good treat it is, especially for hot summer weather out there.