Tarta is a type of pastry that is typically filled with sweet or savory ingredients. It consists of a crust made from flour, butter, and water, which is baked until golden. Sweet tarts often contain fruits, custards, or chocolate, while savory tarts may include vegetables, cheese, or meats. Tarts are popular in many cuisines around the world, with variations like quiche in French cuisine and crostata in Italian cuisine. They can be served as desserts, appetizers, or main dishes, making them versatile for different occasions and meals.