Manchego is a delicious hard cheese made of sheep's milk.  Manchego cheese is only made in the La Mancha Region of Spain,  it’s the only place in the world where real Manchego can be made.  The milk used in Manchego cheese has to come from Manchega Sheep, an ancient breed which is used to thriving up on the high plains of La Mancha.  Once made, the cheese has to be aged in natural caves for at least two months.