How you store it makes a big difference to how long it lasts. Butter lasts a surprisingly long time when compared to many other fresh dairy products—but it will eventually spoil. The type of ...

A viral tweet showed the increasing price of Kerrygold butter at Costco in America and people were left stunned.

The price for the butter so essential to the pastries has shot up in recent months, by 25% since September alone, Delmontel says. But he is refusing to follow some competitors who have started ...