Basic foods one chooses to store will depend on preference, diet, availability and budget. When looking for basic foods to keep on hand one should look for foods that store compactly, have long shelf life, can be eaten without any preparation and will heat or cook easily over a camp fire, on a charcoal grill or using a sun oven.
In addition to packaged and canned foods, consider having a stash of freeze dried foods or MRE's (Meals Ready to Eat). When purchasing foods from a grocery, always check the 'good until' date. Another thought is to use a permanent market to write the date of purchase on the can or container. This assures you'll be using the oldest one first. Also, consider rotating items you've stored, placing the most recently purchased items to the back.
The following are some basic food items to consider stocking: