Sentence examples for a slice from inspiring English sources

The phrase "a slice" is correct and can be used in written English.
It is typically used to refer to a thin, flat piece of something, such as food. You can use it whenever you want to describe a portion of something that has been cut or divided. For example: - "I'll have a slice of pizza, please." - "She cut a slice of cake for each guest at the party." - "He took a slice of bread from the loaf." - "The pie was divided into eight equal slices." - "A slice of lemon adds the perfect touch to this iced tea."