Buttermilk

Suero de leche in Spanish

Buttermilk is a type of milk that is high in fat and has a slightly sour flavor. It is used in many cuisines, particularly in Indian and Pakistani cuisine. Buttermilk pairs well with other dairy products, such as yogurt and cream. It can also be used to tenderize meat. Buttermilk is often used in marinades and as a base for sauces.