Hard-boiled egg shells can be removed easily if you place them in cold water immediately after cooking. This method also stops the dark ring from forming around the yoke.
For “fuller” omelets, add a small amount of cornstarch before beating the eggs.
Cheese will not harden if you butter the exposed edges before storage.
If you have a bag of lumpy sugar…place it in a refrigerator for about 24 hours, and it should soften.
When measuring syrup, honey or treacle, dip the spoon in hot water. The sticky measure will then slide off the spoon easily.