Food items in shells can refer to a variety of dishes, such as tarts. Tarts are a type of pastry dish that is usually filled with sweet or savory ingredients and baked in an oven. They are often served as desserts, but can also be served as appetizers or snacks. The pastry shell can be made from a variety of ingredients, including flour, butter, sugar, and eggs. The filling can include fruits, vegetables, meats, cheeses, and other ingredients. Tarts are a popular food item in many cultures around the world.