Plain cashews are a type of nut that comes from the cashew tree (Anacardium occidentale). They are a popular snack and cooking ingredient, known for their rich and creamy flavor and buttery texture. Here are some key points about plain Cashews are a good source of healthy fats, including monounsaturated fats and polyunsaturated fats. They also contain protein, dietary fiber, and various vitamins and minerals such as magnesium, phosphorus, copper, and zinc.