All types of flour have an expiration date. Regular flour, potato flour, cornmeal and rice flour generally last around six to eight months. Self-rising flour and whole wheat flour last around four to six months, and cornmeal generally lasts between nine to 12 months.
The best way to store flour is by keeping it unopened in its original packaging and placing it in an airtight container. Opened flour can be placed in a plastic bag and stored in an airtight container. While whole grain flour can be stored in the refrigerator or freezer, other types of flour should be kept in the pantry.Learn More
According to EatByDate, most yogurt lasts 2 to 3 weeks after the expiration date. Certain varieties of yogurt may have a shorter or longer shelf life. For example, Greek yogurt and reduced fat yogurt only last 1 to 2 weeks after the printed expiration date.Full Answer >
Canola oil, blended oil, olive oil and safflower oil can all be used for up to two years past their expiration date when unopened. Sesame oil, vegetable oil, corn oil, coconut oil and hazelnut oil all can be stored up to one year past their expiration date when unopened.Full Answer >
A personal food life span is the time from the food item's creation to its expiration date. Once a food item has reached its expiration or recommended life span, consuming the food is not recommended.Full Answer >
Flour is believed to have been produced for the first time during the Mesolithic or Neolithic Eras in the Middle East. The earliest forms of flour were made by grinding grass or wheat seeds between two stones.Full Answer >