http://design.tutsplus.com/tutorials/create-a-detailed-cheese-text-effect-in-adobe-illustrator--cms-22525

In the following steps you will learn how to create a detailed cheese text effect and a cheese wedge illustration.¬†For starters you will need a simple piece of text, the 3D Extrude & Bevel effect, and a simple Rounded Corners effect. You’ll learn how to easily name and organize your shapes, how to create compound paths, how to cleverly use blending, masking and vector shape building techniques, and how to take full advantage of the Appearance panel. Lastly, you will learn how create a simple blend and how to use the Live Corners feature.