Medieval European kitchens were often bustling with activity, and some of them incorporated built-in wine racks. These kitchens were typically large and had separate areas for cooking, food preparation, and storage. The built-in wine racks were often made of wood or metal and were used to store and display a variety of wines. Wine was a common beverage in medieval Europe, and having a built-in wine rack in the kitchen was a way to showcase the family's collection and offer wine to guests.