What is a fat cake?

"Fat cake" can have a few different meanings depending on context. Here are some possibilities:

* A type of fried dough: This is the most common meaning. It's a popular street food in many parts of the world, often made with flour, water, and some type of fat (like lard or butter). It's deep-fried until golden brown and crispy, and can be served plain or with various toppings like sugar, honey, or savory sauces.

* A type of bread: In some regions, "fat cake" might refer to a bread baked with a high proportion of fat, resulting in a rich and dense loaf.

* A metaphorical term: Sometimes, "fat cake" can be used metaphorically to refer to something that is overly indulgent, decadent, or excessive, especially in terms of food.

To understand what "fat cake" means in a particular context, you'll need to consider the specific situation or source.

Can you tell me more about where you saw or heard this term? That will help me give you a more accurate answer.