Easy long-term food storage for a variety of staples: rice, beans, grains (like polenta & cream of wheat) and sugar. Buy in bulk, store in clean empty bottles and use what you need as you need it! They are water and air tight and keep bugs out! 1 and 2 liter sizes are great for trading too!
Foods that keep indefinitely for long term storage. Site also has a link to the LDS Food Calculator where you put in your family specs and it tells you exactly how much of everything you'll need to survive for 3 months.
4 ways to "kill" your food storage: what to do (or not do) to maintain the best shelf life and not waste your investment!