Cashews are very nutritious and powerhouses of proteins and essential minerals including copper calcium magnesium iron phosphorus potassium and zinc.Sodium is also present in very small quantities. Cashew nuts are tasty and highly sought-after nuts. They can be enjoyed either roasted or plain and with or without salt. They are added to various vegetarian and non-vegetarian delicacies and a range of confectionery food items like cookies biscuits and ice cream. Cashews are also used to make creamy vegan sauces and vegan milk. Each ounce of cashews contain around 160 calories so itâs best to limit yourself to a handful (16-18 nuts) a day.