What is "rock cake"?

Rock cake is a small and rustic cake that is popular in the United Kingdom and is known for its rough and crumbly texture. It is made from a mixture of flour, butter, sugar, and dried fruit, such as currants or raisins, which is then baked until golden brown. The name "rock cake" comes from the cake's rough and crumbly texture, which gives it the appearance of a small rock. Rock cakes are often served with a cup of tea or coffee and are a popular snack or afternoon treat. They are simple and easy to make, and can be customized with a variety of add-ins, such as nuts or chocolate chips, to add more flavor and texture.