What is a "nut"?

A nut is a small, hard-shelled fruit that contains a single seed inside. Nuts are often found in trees or shrubs and are a popular food due to their high nutritional value. They come in various shapes and sizes and are consumed both raw and roasted or used in cooking, baking, and as snacks. Some common types of nuts include almonds, walnuts, cashews, and peanuts. Nuts are rich in healthy fats, protein, vitamins, and minerals, making them a nutritious addition to any diet.