A dry buttermilk for baking and cooking. Bakers use buttermilk to give baked goods a tangy taste and tender texture. A great addition for your emergency food storage or to keep on hand for your cooking and baking needs. Can be used for all mixes, breads, pancakes, biscuits, cakes. Not intended for drinking. Shelf life estimates are based on industry studies from sources deemed reputable. Since Rainy Day Foods has no control over individual storage practices, they must disclaim any liability or warranty for particular results. Should be stored in cool dark place, optimum condition is 60 degrees or less, for longer storage. Storing properly in our enameled cans and Super pail buckets, product may store 10-15 years. Bulk products need to be repackaged for long term storage.