The Nutty Professors

Believe it or not, the peanut-butter-and-jelly sandwich is about to get even easier to make, thanks to sliced peanut butter.

Developed by two researchers at Oklahoma State University and an entrepreneur, the four-inch-square slices, which are 88 percent peanut, come wrapped like sandwich cheese but taste like classic creamy peanut butter, say the creators.

Three years of research, 400 different formulas, and countless peanut-weary tasters ensured that the slices would retain the