Backpackers do what they call cold soaking. It can be anything from ramen to oats and beyond. Anyway, I saw this article that even has a savory oat recipe.
Oatspiration: Four Fueling Fixes For Your REpack From Hillary Pride
Explore Hillary Pride's oat-inspired recipes for backpackers at Hyperlite Mountain Gear. Discover versatile, cost-effective, and nutritious meal options for your next adventure.
www.hyperlitemountaingear.com