A slice of chocolate cake with three layers, a melty chocolate frosting, three raspberries on top, and powdered sugar sits on a white plate - farahadiba/Shutterstock Chocolate has been a part of human ...

Australia's mud cake uses lots of fat and melted chocolate, plus a longer baking time at a lower temperature, to produce a fudgy cake that's just on this side of the line dividing cakes from brownies.