Tattie (Tatty) scones or potato scone are usually served as part of a Scottish breakfast. There are many Scottish recipes for Tattie Scones a couple of links provided.

A typical Tattie scone is made with mashed potato, plain flour, butter and salt. The flour is added to make it into a dough. Some recipes include egg. The dough is rolled out to about 5mm and put on a griddle to cook or baked in a hot oven. They are traditionally made as circles of about 90 mm in radius and then cut into quarters. They are often served as part of the full Scottish breakfast with fried eggs, bacon and sliced sausage (lorne sausage). They are also eaten in a roll usually with sliced sausage bacon, or fried egg.