And although slightly split shells can be pried open by inserting and twisting a half-shell from a previously opened pistachio, more often than not, teeth were the not-so-wise tools of choice. And not ...

Add Yahoo as a preferred source to see more of our stories on Google. A bowl of pistachios with nuts spilling out sitting on a linen cloth. - Liudmyla Chuhunova/Shutterstock A favorite snacking treat ...

One great thing the pistachio has going for it is an easy-access feature. This tasty treat is split on one side—just enough space to wedge in your fingernail to separate and break open the shell. Like ...