Freeze-Dried Hamburger Patties Have a 25+ Year Shelf Life! You'll be ready for anything with a food supply that will last and be there when you need it most. Our ground beef patties are freeze dried, so they can be stored long term and without needing refrigeration (lasts longer than dehydrated and traditional canned food!). Perfect for emergencies, just soak in water for at least 20-30 minutes, cook thoroughly, then enjoy. 15-16 uncooked ground beef patties per can. Each patty is about 1/2" thick. No colorings, additives or preservatives. Every can is sealed in an oxygen/moisture free environment. Store in a cool, dry place. Packaged in #10 size can (gallon can). Net wt 21 oz. Manufactured, procured and packaged in USA. Ingredients: Beef Patties. No colorings, additives, or preservatives. Helpful Hint: Store a can opener with your patties, so you have it when you need it. Note: This meat is uncooked; do not consume raw.Our hamburger patties are 90% lean, mean beef with minimal processing, so all the amino acids and nutrients that you'd normally find in been haven't been taken out. Directions: Just soak in lukewarm (90-100 degrees F) salted water for at least 20-30 minutes or until patties are moistened and fully reconstituted. Handle patties with care as they may break easily. If there are any hard spots, soak an additional 5-10 minutes. Cook thoroughly. Once opened, they will last: Up to 1 year in a zipper locking bag with refrigeration once opened, but not rehydrated. Up to 60 days in a zipper locking bag without refrigeration once opened, but not rehydrated. Up to 5 days in the refrigerator once they're rehydrated. When will your freeze-dried food expire?The manufacturer guarantees the minimum shelf life of 25 years from when the food was made. To find the manufactured date, look at the label on the can