Sara Lee plans to expand the model into even more product classes in coming months, though it will not specify yet what those are. “As convenient and quick as a scorching link is to put in a bun for dinner, we’ve to take a look at what else we will supply,” says Kim Feil, chief advertising officer of Sara Lee’s food-and-beverage unit. It’s been a decade since Kraft’s final huge idea–the DiGiorno Rising Crust Pizza.