A food strainer is a kitchen tool used to separate solid food particles from liquids. It is also known as a SIEVE, which is a five-letter word that can be used to solve the crossword puzzle. A food strainer is typically made of metal or plastic mesh and is used to strain out lumps, seeds, and other solids from sauces, soups, and other liquids. It is an essential tool for many cooking tasks, such as making smooth sauces, purees, and soups.