Abstemiousness

Transmutation
Level: Artificer * 1, Bard * 1, Cleric */Oracle * 1, Druid * 1, Hunter * 1, Warlock * 1
Components: V
Casting Time: 1 Standard Action
Range: touch
Target: a handful of berries, grains, nuts, or rice
Duration: 1 hour
Saving Throw: Fortitude negates (harmless)
Spell Resistance: yes (harmless)
  This spell magically enhances a handful of simple food, imbuing it with enough nutrition to satisfy a Medium or smaller creature for a full day. The spell does not create food, and thus will not alone prevent someone from starving, but it can extend even limited reserves for lengthy periods.