Green cheese is a type of cheese made from sheep's milk that has been aged for at least three months. It is a traditional Swiss cheese, and its name comes from the greenish-gray color of its rind. The term 'Green Cheese' can also refer to a variety of other cheeses, such as Gouda, Edam, and Emmental. The crossword solution for Green Cheese is SAPSAGO, a semi-hard cheese made from sheep's milk and flavored with herbs and spices. It is produced in the Valtellina region of Italy and is known for its strong flavor and aroma.