"slice of heaven" is correct and can be used in written English. It is a idiom that is used to describe a state of joy, serenity, or bliss. For example, "After a long pilgrimage, they found a small village in the hills that felt like a slice of heaven.".

When her teenage daughter ends up in the hospital after starving herself, chef Dana Sue must embrace the power of forgiveness when her cheating husband, whom she kicked out, returns home to help her deal with their self-destructive child. Author Notes: Sherryl Woods was born in Arlington, Virginia on July 23, 1944.