Ebstein Anomaly Ebstein anomaly is a rare defect in which the tricuspid valve, which prevents backflow of blood from the right ventricle into the right atrium, is deformed. The right side of the heart is where deoxygenated blood from the body is pumped into the lungs for oxygenation.
Buttermilk never expires. Ten days after the expiration date, just boil it for a few minutes and let it settle for a while. It makes a great dry yogurt in the form of cookies. They last for years.
Unless you need softened, room temperature butter on a daily basis, keep your butter in the refrigerator to extend its life. Butter will last as long as one month after the sell-by date on the package if kept continuously refrigerated. To further guarantee freshness, do not store your butter in the refrigerator door, where it is subject to greater temperature variations.