What may seem like a land plagued by arid lifelessness where only wiry shrubs, starved animals and threatening cacti can survive, the Sonoran Desert is deceivingly plentiful in wild foods...

It pricks you in the hand if you touch it and gets stuck to the bottom of your shoe if you step on it. But, if you learn to work around the painful exterior, the prickly pear cactus is one of the...