Autumn squash refers to a group of winter squash varieties that are harvested in the fall. These squashes have thick, hard skins and are typically stored for several months. Common types include butternut, acorn, and pumpkin. They are known for their sweet, rich flavors and are often used in soups, pies, and roasted dishes. These squashes are not only delicious but also nutritious. They are high in vitamins A and C, fiber, and antioxidants. Autumn squash can be prepared in various ways, making them a versatile ingredient in many seasonal recipes.