how long does flour last
Shelf life: If properly sealed or wrapped the all-purpose flour should last safely on your shelf for 10-15 months. If refrigerated, then up to 24 months. You can make your own self-rising flour by adding 1 1/2 teaspoons baking soda and a half teaspoon of salt to one cup of All Purpose Flour.Instant Flour is wheat flour in which barley flour has been added.ou can make your own self-rising flour by adding 1 1/2 teaspoons baking soda and a half teaspoon of salt to one cup of All Purpose Flour. Instant Flour is wheat flour in which barley flour has been added.