Iron VigilMeditation and prayer are all the sustenance you need.
Component Cost: 35 gp
Market Price: 170 gp
Key Skill: Religion (no check)Level: 4
Time: 10 minutes
Duration: 8 hours
You invoke your dedication to your god and let it wash your fatigue and needs from you. Iron Vigil fulfills your body’s need for food and water when you perform it and allows you to remain aware and alert while taking an extended rest anytime during the ritual’s duration.
Published in Divine Power, page(s) 157.