More and more NAND Android ROMs that use ClockworkMod Recovery method out there. ClockworkMod Recovery is the best way to install NAND Android. Why? You can backup and restore ROM using Nandroid easily. No need to worry about the long process to install back all your applications when phone crashed. Here are the top 5 NAND Android Zip ROMs that support ClockworkMod Recovery method. Ultimate Droid, Google Nexus One, HTC Desire HD, CyanogenMod 6 and HTC Desire builds, pick one that you like…