The names of android OS is named after the deserts. They are also named in the alphabetical order. Ice cream sandwitch is yet to be released but the rumoura have already reached the J, that is Jelly bean. Whether the OS stands upto the delicious taste of the desserts or not,but the name itself gives a sense of great OS offerings in the tube.
Here are the names of the Google's Android OS :
Ice Cream Sandwich