What is granny doughnuts?

As an AI language model, I don't have access to specific information pertaining to Granny Doughnuts. However, I can tell you generally that doughnuts are a popular dessert item made from sweetened dough that is fried and typically topped with various types of glazes, frosting, or sprinkles. Granny Doughnuts could refer to a brand or shop that specializes in making homemade-style doughnuts, possibly with a vintage or traditional taste.